{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Introduction"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "df = pd.read_csv(\"survey_results_public.csv\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Respondent</th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "      <th>Country</th>\n",
       "      <th>Student</th>\n",
       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>...</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>1</td>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>...</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2</td>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>...</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>3</td>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>...</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>4</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>...</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>...</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88878</th>\n",
       "      <td>88377</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Canada</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88879</th>\n",
       "      <td>88601</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88880</th>\n",
       "      <td>88802</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88881</th>\n",
       "      <td>88816</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88882</th>\n",
       "      <td>88863</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Spain</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Professional degree (JD, MD, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>...</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>18.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Hispanic or Latino/Latina;White or of European...</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>88883 rows × 85 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "       Respondent                                         MainBranch Hobbyist  \\\n",
       "0               1             I am a student who is learning to code      Yes   \n",
       "1               2             I am a student who is learning to code       No   \n",
       "2               3  I am not primarily a developer, but I write co...      Yes   \n",
       "3               4                     I am a developer by profession       No   \n",
       "4               5                     I am a developer by profession      Yes   \n",
       "...           ...                                                ...      ...   \n",
       "88878       88377                                                NaN      Yes   \n",
       "88879       88601                                                NaN       No   \n",
       "88880       88802                                                NaN       No   \n",
       "88881       88816                                                NaN       No   \n",
       "88882       88863                                                NaN      Yes   \n",
       "\n",
       "                                             OpenSourcer  \\\n",
       "0                                                  Never   \n",
       "1                                Less than once per year   \n",
       "2                                                  Never   \n",
       "3                                                  Never   \n",
       "4                             Once a month or more often   \n",
       "...                                                  ...   \n",
       "88878  Less than once a month but more than once per ...   \n",
       "88879                                              Never   \n",
       "88880                                              Never   \n",
       "88881                                              Never   \n",
       "88882                            Less than once per year   \n",
       "\n",
       "                                              OpenSource  \\\n",
       "0      The quality of OSS and closed source software ...   \n",
       "1      The quality of OSS and closed source software ...   \n",
       "2      The quality of OSS and closed source software ...   \n",
       "3      The quality of OSS and closed source software ...   \n",
       "4      OSS is, on average, of HIGHER quality than pro...   \n",
       "...                                                  ...   \n",
       "88878  The quality of OSS and closed source software ...   \n",
       "88879  The quality of OSS and closed source software ...   \n",
       "88880                                                NaN   \n",
       "88881  OSS is, on average, of HIGHER quality than pro...   \n",
       "88882  OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                              Employment  \\\n",
       "0                 Not employed, and not looking for work   \n",
       "1                     Not employed, but looking for work   \n",
       "2                                     Employed full-time   \n",
       "3                                     Employed full-time   \n",
       "4                                     Employed full-time   \n",
       "...                                                  ...   \n",
       "88878             Not employed, and not looking for work   \n",
       "88879                                                NaN   \n",
       "88880                                 Employed full-time   \n",
       "88881  Independent contractor, freelancer, or self-em...   \n",
       "88882             Not employed, and not looking for work   \n",
       "\n",
       "                      Country         Student  \\\n",
       "0              United Kingdom              No   \n",
       "1      Bosnia and Herzegovina  Yes, full-time   \n",
       "2                    Thailand              No   \n",
       "3               United States              No   \n",
       "4                     Ukraine              No   \n",
       "...                       ...             ...   \n",
       "88878                  Canada              No   \n",
       "88879                     NaN             NaN   \n",
       "88880                     NaN             NaN   \n",
       "88881                     NaN             NaN   \n",
       "88882                   Spain  Yes, full-time   \n",
       "\n",
       "                                                 EdLevel  \\\n",
       "0                              Primary/elementary school   \n",
       "1      Secondary school (e.g. American high school, G...   \n",
       "2               Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "3               Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4               Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                                                  ...   \n",
       "88878                          Primary/elementary school   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882                 Professional degree (JD, MD, etc.)   \n",
       "\n",
       "                                          UndergradMajor  ...  \\\n",
       "0                                                    NaN  ...   \n",
       "1                                                    NaN  ...   \n",
       "2                          Web development or web design  ...   \n",
       "3      Computer science, computer engineering, or sof...  ...   \n",
       "4      Computer science, computer engineering, or sof...  ...   \n",
       "...                                                  ...  ...   \n",
       "88878                                                NaN  ...   \n",
       "88879                                                NaN  ...   \n",
       "88880                                                NaN  ...   \n",
       "88881                                                NaN  ...   \n",
       "88882  Computer science, computer engineering, or sof...  ...   \n",
       "\n",
       "                                  WelcomeChange  \\\n",
       "0       Just as welcome now as I felt last year   \n",
       "1       Just as welcome now as I felt last year   \n",
       "2       Just as welcome now as I felt last year   \n",
       "3       Just as welcome now as I felt last year   \n",
       "4       Just as welcome now as I felt last year   \n",
       "...                                         ...   \n",
       "88878                                       NaN   \n",
       "88879                                       NaN   \n",
       "88880                                       NaN   \n",
       "88881                                       NaN   \n",
       "88882  Somewhat less welcome now than last year   \n",
       "\n",
       "                                            SONewContent   Age Gender Trans  \\\n",
       "0      Tech articles written by other developers;Indu...  14.0    Man    No   \n",
       "1      Tech articles written by other developers;Indu...  19.0    Man    No   \n",
       "2      Tech meetups or events in your area;Courses on...  28.0    Man    No   \n",
       "3      Tech articles written by other developers;Indu...  22.0    Man    No   \n",
       "4      Tech meetups or events in your area;Courses on...  30.0    Man    No   \n",
       "...                                                  ...   ...    ...   ...   \n",
       "88878  Tech articles written by other developers;Tech...   NaN    Man    No   \n",
       "88879                                                NaN   NaN    NaN   NaN   \n",
       "88880                                                NaN   NaN    NaN   NaN   \n",
       "88881                                                NaN   NaN    NaN   NaN   \n",
       "88882  Tech articles written by other developers;Indu...  18.0    Man    No   \n",
       "\n",
       "                     Sexuality  \\\n",
       "0      Straight / Heterosexual   \n",
       "1      Straight / Heterosexual   \n",
       "2      Straight / Heterosexual   \n",
       "3      Straight / Heterosexual   \n",
       "4      Straight / Heterosexual   \n",
       "...                        ...   \n",
       "88878                      NaN   \n",
       "88879                      NaN   \n",
       "88880                      NaN   \n",
       "88881                      NaN   \n",
       "88882  Straight / Heterosexual   \n",
       "\n",
       "                                               Ethnicity Dependents  \\\n",
       "0                                                    NaN         No   \n",
       "1                                                    NaN         No   \n",
       "2                                                    NaN        Yes   \n",
       "3                           White or of European descent         No   \n",
       "4               White or of European descent;Multiracial         No   \n",
       "...                                                  ...        ...   \n",
       "88878                                                NaN         No   \n",
       "88879                                                NaN        NaN   \n",
       "88880                                                NaN        NaN   \n",
       "88881                                                NaN        NaN   \n",
       "88882  Hispanic or Latino/Latina;White or of European...         No   \n",
       "\n",
       "                SurveyLength                  SurveyEase  \n",
       "0      Appropriate in length  Neither easy nor difficult  \n",
       "1      Appropriate in length  Neither easy nor difficult  \n",
       "2      Appropriate in length  Neither easy nor difficult  \n",
       "3      Appropriate in length                        Easy  \n",
       "4      Appropriate in length                        Easy  \n",
       "...                      ...                         ...  \n",
       "88878  Appropriate in length                        Easy  \n",
       "88879                    NaN                         NaN  \n",
       "88880                    NaN                         NaN  \n",
       "88881                    NaN                         NaN  \n",
       "88882  Appropriate in length                        Easy  \n",
       "\n",
       "[88883 rows x 85 columns]"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(88883, 85)"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.shape #it's an attribute and not a method"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<class 'pandas.core.frame.DataFrame'>\n",
      "RangeIndex: 88883 entries, 0 to 88882\n",
      "Data columns (total 85 columns):\n",
      " #   Column                  Non-Null Count  Dtype  \n",
      "---  ------                  --------------  -----  \n",
      " 0   Respondent              88883 non-null  int64  \n",
      " 1   MainBranch              88331 non-null  object \n",
      " 2   Hobbyist                88883 non-null  object \n",
      " 3   OpenSourcer             88883 non-null  object \n",
      " 4   OpenSource              86842 non-null  object \n",
      " 5   Employment              87181 non-null  object \n",
      " 6   Country                 88751 non-null  object \n",
      " 7   Student                 87014 non-null  object \n",
      " 8   EdLevel                 86390 non-null  object \n",
      " 9   UndergradMajor          75614 non-null  object \n",
      " 10  EduOther                84260 non-null  object \n",
      " 11  OrgSize                 71791 non-null  object \n",
      " 12  DevType                 81335 non-null  object \n",
      " 13  YearsCode               87938 non-null  object \n",
      " 14  Age1stCode              87634 non-null  object \n",
      " 15  YearsCodePro            74331 non-null  object \n",
      " 16  CareerSat               72847 non-null  object \n",
      " 17  JobSat                  70988 non-null  object \n",
      " 18  MgrIdiot                61159 non-null  object \n",
      " 19  MgrMoney                61157 non-null  object \n",
      " 20  MgrWant                 61232 non-null  object \n",
      " 21  JobSeek                 80555 non-null  object \n",
      " 22  LastHireDate            79854 non-null  object \n",
      " 23  LastInt                 67155 non-null  object \n",
      " 24  FizzBuzz                71344 non-null  object \n",
      " 25  JobFactors              79371 non-null  object \n",
      " 26  ResumeUpdate            77877 non-null  object \n",
      " 27  CurrencySymbol          71392 non-null  object \n",
      " 28  CurrencyDesc            71392 non-null  object \n",
      " 29  CompTotal               55945 non-null  float64\n",
      " 30  CompFreq                63268 non-null  object \n",
      " 31  ConvertedComp           55823 non-null  float64\n",
      " 32  WorkWeekHrs             64503 non-null  float64\n",
      " 33  WorkPlan                68914 non-null  object \n",
      " 34  WorkChallenge           68141 non-null  object \n",
      " 35  WorkRemote              70284 non-null  object \n",
      " 36  WorkLoc                 70055 non-null  object \n",
      " 37  ImpSyn                  71779 non-null  object \n",
      " 38  CodeRev                 70390 non-null  object \n",
      " 39  CodeRevHrs              49790 non-null  float64\n",
      " 40  UnitTests               62668 non-null  object \n",
      " 41  PurchaseHow             61108 non-null  object \n",
      " 42  PurchaseWhat            62029 non-null  object \n",
      " 43  LanguageWorkedWith      87569 non-null  object \n",
      " 44  LanguageDesireNextYear  84088 non-null  object \n",
      " 45  DatabaseWorkedWith      76026 non-null  object \n",
      " 46  DatabaseDesireNextYear  69147 non-null  object \n",
      " 47  PlatformWorkedWith      80714 non-null  object \n",
      " 48  PlatformDesireNextYear  77443 non-null  object \n",
      " 49  WebFrameWorkedWith      65022 non-null  object \n",
      " 50  WebFrameDesireNextYear  62944 non-null  object \n",
      " 51  MiscTechWorkedWith      59586 non-null  object \n",
      " 52  MiscTechDesireNextYear  64511 non-null  object \n",
      " 53  DevEnviron              87317 non-null  object \n",
      " 54  OpSys                   87851 non-null  object \n",
      " 55  Containers              85366 non-null  object \n",
      " 56  BlockchainOrg           48175 non-null  object \n",
      " 57  BlockchainIs            60165 non-null  object \n",
      " 58  BetterLife              86269 non-null  object \n",
      " 59  ITperson                87141 non-null  object \n",
      " 60  OffOn                   86663 non-null  object \n",
      " 61  SocialMedia             84437 non-null  object \n",
      " 62  Extraversion            87305 non-null  object \n",
      " 63  ScreenName              80486 non-null  object \n",
      " 64  SOVisit1st              83877 non-null  object \n",
      " 65  SOVisitFreq             88263 non-null  object \n",
      " 66  SOVisitTo               88086 non-null  object \n",
      " 67  SOFindAnswer            87816 non-null  object \n",
      " 68  SOTimeSaved             86344 non-null  object \n",
      " 69  SOHowMuchTime           68378 non-null  object \n",
      " 70  SOAccount               87828 non-null  object \n",
      " 71  SOPartFreq              74692 non-null  object \n",
      " 72  SOJobs                  88066 non-null  object \n",
      " 73  EntTeams                87841 non-null  object \n",
      " 74  SOComm                  88131 non-null  object \n",
      " 75  WelcomeChange           85855 non-null  object \n",
      " 76  SONewContent            69560 non-null  object \n",
      " 77  Age                     79210 non-null  float64\n",
      " 78  Gender                  85406 non-null  object \n",
      " 79  Trans                   83607 non-null  object \n",
      " 80  Sexuality               76147 non-null  object \n",
      " 81  Ethnicity               76668 non-null  object \n",
      " 82  Dependents              83059 non-null  object \n",
      " 83  SurveyLength            86984 non-null  object \n",
      " 84  SurveyEase              87081 non-null  object \n",
      "dtypes: float64(5), int64(1), object(79)\n",
      "memory usage: 57.6+ MB\n"
     ]
    }
   ],
   "source": [
    "df.info() #now this is a method"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "#object generally means string"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [],
   "source": [
    "pd.set_option(\"display.max_columns\",85) #changes the option in jupyter on how many columns are shown\n",
    "pd.set_option(\"display.max_rows\",85) #changes the option in jupyter on how many rows are shown"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "schema_df = pd.read_csv(\"survey_results_schema.csv\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>Column</th>\n",
       "      <th>QuestionText</th>\n",
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       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Respondent</td>\n",
       "      <td>Randomized respondent ID number (not in order ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>MainBranch</td>\n",
       "      <td>Which of the following options best describes ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Hobbyist</td>\n",
       "      <td>Do you code as a hobby?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>OpenSourcer</td>\n",
       "      <td>How often do you contribute to open source?</td>\n",
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       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>OpenSource</td>\n",
       "      <td>How do you feel about the quality of open sour...</td>\n",
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       "      <th>5</th>\n",
       "      <td>Employment</td>\n",
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       "      <th>6</th>\n",
       "      <td>Country</td>\n",
       "      <td>In which country do you currently reside?</td>\n",
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       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>Student</td>\n",
       "      <td>Are you currently enrolled in a formal, degree...</td>\n",
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       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>EdLevel</td>\n",
       "      <td>Which of the following best describes the high...</td>\n",
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       "      <th>9</th>\n",
       "      <td>UndergradMajor</td>\n",
       "      <td>What was your main or most important field of ...</td>\n",
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       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>EduOther</td>\n",
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       "      <th>11</th>\n",
       "      <td>OrgSize</td>\n",
       "      <td>Approximately how many people are employed by ...</td>\n",
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       "    <tr>\n",
       "      <th>12</th>\n",
       "      <td>DevType</td>\n",
       "      <td>Which of the following describe you? Please se...</td>\n",
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       "      <th>13</th>\n",
       "      <td>YearsCode</td>\n",
       "      <td>Including any education, how many years have y...</td>\n",
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       "    <tr>\n",
       "      <th>14</th>\n",
       "      <td>Age1stCode</td>\n",
       "      <td>At what age did you write your first line of c...</td>\n",
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       "    <tr>\n",
       "      <th>15</th>\n",
       "      <td>YearsCodePro</td>\n",
       "      <td>How many years have you coded professionally (...</td>\n",
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       "    <tr>\n",
       "      <th>16</th>\n",
       "      <td>CareerSat</td>\n",
       "      <td>Overall, how satisfied are you with your caree...</td>\n",
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       "    <tr>\n",
       "      <th>17</th>\n",
       "      <td>JobSat</td>\n",
       "      <td>How satisfied are you with your current job? (...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>18</th>\n",
       "      <td>MgrIdiot</td>\n",
       "      <td>How confident are you that your manager knows ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>19</th>\n",
       "      <td>MgrMoney</td>\n",
       "      <td>Do you believe that you need to be a manager t...</td>\n",
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       "    <tr>\n",
       "      <th>20</th>\n",
       "      <td>MgrWant</td>\n",
       "      <td>Do you want to become a manager yourself in th...</td>\n",
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       "    <tr>\n",
       "      <th>21</th>\n",
       "      <td>JobSeek</td>\n",
       "      <td>Which of the following best describes your cur...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22</th>\n",
       "      <td>LastHireDate</td>\n",
       "      <td>When was the last time that you took a job wit...</td>\n",
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       "    <tr>\n",
       "      <th>23</th>\n",
       "      <td>LastInt</td>\n",
       "      <td>In your most recent successful job interview (...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>24</th>\n",
       "      <td>FizzBuzz</td>\n",
       "      <td>Have you ever been asked to solve FizzBuzz in ...</td>\n",
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       "    <tr>\n",
       "      <th>25</th>\n",
       "      <td>JobFactors</td>\n",
       "      <td>Imagine that you are deciding between two job ...</td>\n",
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       "    <tr>\n",
       "      <th>26</th>\n",
       "      <td>ResumeUpdate</td>\n",
       "      <td>Think back to the last time you updated your r...</td>\n",
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       "    <tr>\n",
       "      <th>27</th>\n",
       "      <td>CurrencySymbol</td>\n",
       "      <td>Which currency do you use day-to-day? If your ...</td>\n",
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       "    <tr>\n",
       "      <th>28</th>\n",
       "      <td>CurrencyDesc</td>\n",
       "      <td>Which currency do you use day-to-day? If your ...</td>\n",
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       "    <tr>\n",
       "      <th>29</th>\n",
       "      <td>CompTotal</td>\n",
       "      <td>What is your current total compensation (salar...</td>\n",
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       "    <tr>\n",
       "      <th>30</th>\n",
       "      <td>CompFreq</td>\n",
       "      <td>Is that compensation weekly, monthly, or yearly?</td>\n",
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       "    <tr>\n",
       "      <th>31</th>\n",
       "      <td>ConvertedComp</td>\n",
       "      <td>Salary converted to annual USD salaries using ...</td>\n",
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       "    <tr>\n",
       "      <th>32</th>\n",
       "      <td>WorkWeekHrs</td>\n",
       "      <td>On average, how many hours per week do you work?</td>\n",
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       "    <tr>\n",
       "      <th>33</th>\n",
       "      <td>WorkPlan</td>\n",
       "      <td>How structured or planned is your work?</td>\n",
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       "    <tr>\n",
       "      <th>34</th>\n",
       "      <td>WorkChallenge</td>\n",
       "      <td>Of these options, what are your greatest chall...</td>\n",
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       "    <tr>\n",
       "      <th>35</th>\n",
       "      <td>WorkRemote</td>\n",
       "      <td>How often do you work remotely?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>36</th>\n",
       "      <td>WorkLoc</td>\n",
       "      <td>Where would you prefer to work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>37</th>\n",
       "      <td>ImpSyn</td>\n",
       "      <td>For the specific work you do, and the years of...</td>\n",
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       "    <tr>\n",
       "      <th>38</th>\n",
       "      <td>CodeRev</td>\n",
       "      <td>Do you review code as part of your work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>39</th>\n",
       "      <td>CodeRevHrs</td>\n",
       "      <td>On average, how many hours per week do you spe...</td>\n",
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       "    <tr>\n",
       "      <th>40</th>\n",
       "      <td>UnitTests</td>\n",
       "      <td>Does your company regularly employ unit tests ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>41</th>\n",
       "      <td>PurchaseHow</td>\n",
       "      <td>How does your company make decisions about pur...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>42</th>\n",
       "      <td>PurchaseWhat</td>\n",
       "      <td>What level of influence do you, personally, ha...</td>\n",
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       "    <tr>\n",
       "      <th>43</th>\n",
       "      <td>LanguageWorkedWith</td>\n",
       "      <td>Which of the following programming, scripting,...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>44</th>\n",
       "      <td>LanguageDesireNextYear</td>\n",
       "      <td>Which of the following programming, scripting,...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>45</th>\n",
       "      <td>DatabaseWorkedWith</td>\n",
       "      <td>Which of the following database environments h...</td>\n",
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       "    <tr>\n",
       "      <th>46</th>\n",
       "      <td>DatabaseDesireNextYear</td>\n",
       "      <td>Which of the following database environments h...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>47</th>\n",
       "      <td>PlatformWorkedWith</td>\n",
       "      <td>Which of the following platforms have you done...</td>\n",
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       "    <tr>\n",
       "      <th>48</th>\n",
       "      <td>PlatformDesireNextYear</td>\n",
       "      <td>Which of the following platforms have you done...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>49</th>\n",
       "      <td>WebFrameWorkedWith</td>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50</th>\n",
       "      <td>WebFrameDesireNextYear</td>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
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       "    <tr>\n",
       "      <th>51</th>\n",
       "      <td>MiscTechWorkedWith</td>\n",
       "      <td>Which of the following other frameworks, libra...</td>\n",
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       "    <tr>\n",
       "      <th>52</th>\n",
       "      <td>MiscTechDesireNextYear</td>\n",
       "      <td>Which of the following other frameworks, libra...</td>\n",
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       "    <tr>\n",
       "      <th>53</th>\n",
       "      <td>DevEnviron</td>\n",
       "      <td>Which development environment(s) do you use re...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>54</th>\n",
       "      <td>OpSys</td>\n",
       "      <td>What is the primary operating system in which ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>55</th>\n",
       "      <td>Containers</td>\n",
       "      <td>How do you use containers (Docker, Open Contai...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>56</th>\n",
       "      <td>BlockchainOrg</td>\n",
       "      <td>How is your organization thinking about or imp...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>57</th>\n",
       "      <td>BlockchainIs</td>\n",
       "      <td>Blockchain / cryptocurrency technology is prim...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>58</th>\n",
       "      <td>BetterLife</td>\n",
       "      <td>Do you think people born today will have a bet...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>59</th>\n",
       "      <td>ITperson</td>\n",
       "      <td>Are you the \"IT support person\" for your family?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>60</th>\n",
       "      <td>OffOn</td>\n",
       "      <td>Have you tried turning it off and on again?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>61</th>\n",
       "      <td>SocialMedia</td>\n",
       "      <td>What social media site do you use the most?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>62</th>\n",
       "      <td>Extraversion</td>\n",
       "      <td>Do you prefer online chat or IRL conversations?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>63</th>\n",
       "      <td>ScreenName</td>\n",
       "      <td>What do you call it?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>64</th>\n",
       "      <td>SOVisit1st</td>\n",
       "      <td>To the best of your memory, when did you first...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>65</th>\n",
       "      <td>SOVisitFreq</td>\n",
       "      <td>How frequently would you say you visit Stack O...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>66</th>\n",
       "      <td>SOVisitTo</td>\n",
       "      <td>I visit Stack Overflow to... (check all that a...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>67</th>\n",
       "      <td>SOFindAnswer</td>\n",
       "      <td>On average, how many times a week do you find ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>68</th>\n",
       "      <td>SOTimeSaved</td>\n",
       "      <td>Think back to the last time you solved a codin...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>69</th>\n",
       "      <td>SOHowMuchTime</td>\n",
       "      <td>About how much time did you save? If you're no...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>70</th>\n",
       "      <td>SOAccount</td>\n",
       "      <td>Do you have a Stack Overflow account?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>71</th>\n",
       "      <td>SOPartFreq</td>\n",
       "      <td>How frequently would you say you participate i...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>72</th>\n",
       "      <td>SOJobs</td>\n",
       "      <td>Have you ever used or visited Stack Overflow J...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>73</th>\n",
       "      <td>EntTeams</td>\n",
       "      <td>Have you ever used Stack Overflow for Enterpri...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>74</th>\n",
       "      <td>SOComm</td>\n",
       "      <td>Do you consider yourself a member of the Stack...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>75</th>\n",
       "      <td>WelcomeChange</td>\n",
       "      <td>Compared to last year, how welcome do you feel...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>76</th>\n",
       "      <td>SONewContent</td>\n",
       "      <td>Would you like to see any of the following on ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>77</th>\n",
       "      <td>Age</td>\n",
       "      <td>What is your age (in years)? If you prefer not...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>78</th>\n",
       "      <td>Gender</td>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>79</th>\n",
       "      <td>Trans</td>\n",
       "      <td>Do you identify as transgender?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>80</th>\n",
       "      <td>Sexuality</td>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>81</th>\n",
       "      <td>Ethnicity</td>\n",
       "      <td>Which of the following do you identify as? Ple...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>82</th>\n",
       "      <td>Dependents</td>\n",
       "      <td>Do you have any dependents (e.g., children, el...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>83</th>\n",
       "      <td>SurveyLength</td>\n",
       "      <td>How do you feel about the length of the survey...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>84</th>\n",
       "      <td>SurveyEase</td>\n",
       "      <td>How easy or difficult was this survey to compl...</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                    Column                                       QuestionText\n",
       "0               Respondent  Randomized respondent ID number (not in order ...\n",
       "1               MainBranch  Which of the following options best describes ...\n",
       "2                 Hobbyist                            Do you code as a hobby?\n",
       "3              OpenSourcer        How often do you contribute to open source?\n",
       "4               OpenSource  How do you feel about the quality of open sour...\n",
       "5               Employment  Which of the following best describes your cur...\n",
       "6                  Country          In which country do you currently reside?\n",
       "7                  Student  Are you currently enrolled in a formal, degree...\n",
       "8                  EdLevel  Which of the following best describes the high...\n",
       "9           UndergradMajor  What was your main or most important field of ...\n",
       "10                EduOther  Which of the following types of non-degree edu...\n",
       "11                 OrgSize  Approximately how many people are employed by ...\n",
       "12                 DevType  Which of the following describe you? Please se...\n",
       "13               YearsCode  Including any education, how many years have y...\n",
       "14              Age1stCode  At what age did you write your first line of c...\n",
       "15            YearsCodePro  How many years have you coded professionally (...\n",
       "16               CareerSat  Overall, how satisfied are you with your caree...\n",
       "17                  JobSat  How satisfied are you with your current job? (...\n",
       "18                MgrIdiot  How confident are you that your manager knows ...\n",
       "19                MgrMoney  Do you believe that you need to be a manager t...\n",
       "20                 MgrWant  Do you want to become a manager yourself in th...\n",
       "21                 JobSeek  Which of the following best describes your cur...\n",
       "22            LastHireDate  When was the last time that you took a job wit...\n",
       "23                 LastInt  In your most recent successful job interview (...\n",
       "24                FizzBuzz  Have you ever been asked to solve FizzBuzz in ...\n",
       "25              JobFactors  Imagine that you are deciding between two job ...\n",
       "26            ResumeUpdate  Think back to the last time you updated your r...\n",
       "27          CurrencySymbol  Which currency do you use day-to-day? If your ...\n",
       "28            CurrencyDesc  Which currency do you use day-to-day? If your ...\n",
       "29               CompTotal  What is your current total compensation (salar...\n",
       "30                CompFreq   Is that compensation weekly, monthly, or yearly?\n",
       "31           ConvertedComp  Salary converted to annual USD salaries using ...\n",
       "32             WorkWeekHrs   On average, how many hours per week do you work?\n",
       "33                WorkPlan            How structured or planned is your work?\n",
       "34           WorkChallenge  Of these options, what are your greatest chall...\n",
       "35              WorkRemote                    How often do you work remotely?\n",
       "36                 WorkLoc                    Where would you prefer to work?\n",
       "37                  ImpSyn  For the specific work you do, and the years of...\n",
       "38                 CodeRev           Do you review code as part of your work?\n",
       "39              CodeRevHrs  On average, how many hours per week do you spe...\n",
       "40               UnitTests  Does your company regularly employ unit tests ...\n",
       "41             PurchaseHow  How does your company make decisions about pur...\n",
       "42            PurchaseWhat  What level of influence do you, personally, ha...\n",
       "43      LanguageWorkedWith  Which of the following programming, scripting,...\n",
       "44  LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "45      DatabaseWorkedWith  Which of the following database environments h...\n",
       "46  DatabaseDesireNextYear  Which of the following database environments h...\n",
       "47      PlatformWorkedWith  Which of the following platforms have you done...\n",
       "48  PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "49      WebFrameWorkedWith  Which of the following web frameworks have you...\n",
       "50  WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "51      MiscTechWorkedWith  Which of the following other frameworks, libra...\n",
       "52  MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "53              DevEnviron  Which development environment(s) do you use re...\n",
       "54                   OpSys  What is the primary operating system in which ...\n",
       "55              Containers  How do you use containers (Docker, Open Contai...\n",
       "56           BlockchainOrg  How is your organization thinking about or imp...\n",
       "57            BlockchainIs  Blockchain / cryptocurrency technology is prim...\n",
       "58              BetterLife  Do you think people born today will have a bet...\n",
       "59                ITperson   Are you the \"IT support person\" for your family?\n",
       "60                   OffOn        Have you tried turning it off and on again?\n",
       "61             SocialMedia        What social media site do you use the most?\n",
       "62            Extraversion    Do you prefer online chat or IRL conversations?\n",
       "63              ScreenName                               What do you call it?\n",
       "64              SOVisit1st  To the best of your memory, when did you first...\n",
       "65             SOVisitFreq  How frequently would you say you visit Stack O...\n",
       "66               SOVisitTo  I visit Stack Overflow to... (check all that a...\n",
       "67            SOFindAnswer  On average, how many times a week do you find ...\n",
       "68             SOTimeSaved  Think back to the last time you solved a codin...\n",
       "69           SOHowMuchTime  About how much time did you save? If you're no...\n",
       "70               SOAccount              Do you have a Stack Overflow account?\n",
       "71              SOPartFreq  How frequently would you say you participate i...\n",
       "72                  SOJobs  Have you ever used or visited Stack Overflow J...\n",
       "73                EntTeams  Have you ever used Stack Overflow for Enterpri...\n",
       "74                  SOComm  Do you consider yourself a member of the Stack...\n",
       "75           WelcomeChange  Compared to last year, how welcome do you feel...\n",
       "76            SONewContent  Would you like to see any of the following on ...\n",
       "77                     Age  What is your age (in years)? If you prefer not...\n",
       "78                  Gender  Which of the following do you currently identi...\n",
       "79                   Trans                    Do you identify as transgender?\n",
       "80               Sexuality  Which of the following do you currently identi...\n",
       "81               Ethnicity  Which of the following do you identify as? Ple...\n",
       "82              Dependents  Do you have any dependents (e.g., children, el...\n",
       "83            SurveyLength  How do you feel about the length of the survey...\n",
       "84              SurveyEase  How easy or difficult was this survey to compl..."
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Respondent</th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "      <th>Country</th>\n",
       "      <th>Student</th>\n",
       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>EduOther</th>\n",
       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>1</td>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2</td>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>3</td>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>4</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>6</td>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Canada</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Mathematics or statistics</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>13</td>\n",
       "      <td>15</td>\n",
       "      <td>3</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write any code;Complete a take-home project;In...</td>\n",
       "      <td>No</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>CAD</td>\n",
       "      <td>Canadian dollar</td>\n",
       "      <td>40000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>366420.0</td>\n",
       "      <td>15.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Java;R;SQL</td>\n",
       "      <td>Python;Scala;SQL</td>\n",
       "      <td>MongoDB;PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>Android;Google Cloud Platform;Linux;Windows</td>\n",
       "      <td>Android;Google Cloud Platform;Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Hadoop</td>\n",
       "      <td>Hadoop;Pandas;TensorFlow;Unity 3D</td>\n",
       "      <td>Android Studio;Eclipse;PyCharm;RStudio;Visual ...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Login</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>7</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>Designer;Developer, front-end</td>\n",
       "      <td>6</td>\n",
       "      <td>17</td>\n",
       "      <td>4</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>NA - I am an independent contractor or self em...</td>\n",
       "      <td>Write any code</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Opportunities for professi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>32.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Distrac...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript</td>\n",
       "      <td>HTML/CSS;JavaScript</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>React.js</td>\n",
       "      <td>React.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>PHPStorm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>42.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>8</td>\n",
       "      <td>I code primarily as a hobby</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Express;Flask;React.js;Spring</td>\n",
       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
       "      <td>Hadoop;Node.js;Pandas</td>\n",
       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2012</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>24.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>9</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>New Zealand</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10 to 19 employees</td>\n",
       "      <td>Database administrator;Developer, back-end;Dev...</td>\n",
       "      <td>12</td>\n",
       "      <td>11</td>\n",
       "      <td>4</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Interview with people in peer r...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>NZD</td>\n",
       "      <td>New Zealand dollar</td>\n",
       "      <td>138000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>95179.0</td>\n",
       "      <td>32.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>12.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;HTML/CSS;JavaScript;P...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;HTML/CSS;JavaScript;Ru...</td>\n",
       "      <td>DynamoDB;PostgreSQL;SQLite</td>\n",
       "      <td>PostgreSQL;Redis;SQLite</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack;Other(s):</td>\n",
       "      <td>Express;Ruby on Rails;Other(s):</td>\n",
       "      <td>Express;Ruby on Rails;Other(s):</td>\n",
       "      <td>Node.js;Unity 3D</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Vim</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2013</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Contribute ...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Bisexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>10</td>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>10</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>950000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>13293.0</td>\n",
       "      <td>70.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>4.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Get a sense...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>11</td>\n",
       "      <td>I code primarily as a hobby</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Antigua and Barbuda</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Contributed to open source software</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2</td>\n",
       "      <td>11</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Bisexual;Gay or Lesbian;Straight / Heterosexual</td>\n",
       "      <td>Black or of African descent;East Asian;Hispani...</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>11</th>\n",
       "      <td>12</td>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed part-time</td>\n",
       "      <td>Canada</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Mathematics or statistics</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>5</td>\n",
       "      <td>16</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;Java;Python;R;SQL</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;Go;Python;R;Scala;SQL</td>\n",
       "      <td>MySQL;PostgreSQL;SQLite</td>\n",
       "      <td>Elasticsearch;MongoDB;MySQL;PostgreSQL</td>\n",
       "      <td>AWS;Docker;Google Cloud Platform;Linux;MacOS;S...</td>\n",
       "      <td>AWS;Linux;MacOS;Slack</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Ansible;Chef;Hadoop;Pandas;TensorFlow</td>\n",
       "      <td>Ansible;Apache Spark;Chef;Hadoop;Pandas;Tensor...</td>\n",
       "      <td>IPython / Jupyter;PyCharm;RStudio;Sublime Text...</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Testing;Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>The other resource was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Not sure / can't remember</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Courses on technologies you're interested in</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Woman</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Black or of African descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "    Respondent                                         MainBranch Hobbyist  \\\n",
       "0            1             I am a student who is learning to code      Yes   \n",
       "1            2             I am a student who is learning to code       No   \n",
       "2            3  I am not primarily a developer, but I write co...      Yes   \n",
       "3            4                     I am a developer by profession       No   \n",
       "4            5                     I am a developer by profession      Yes   \n",
       "5            6  I am not primarily a developer, but I write co...      Yes   \n",
       "6            7                     I am a developer by profession       No   \n",
       "7            8                        I code primarily as a hobby      Yes   \n",
       "8            9                     I am a developer by profession      Yes   \n",
       "9           10                     I am a developer by profession      Yes   \n",
       "10          11                        I code primarily as a hobby      Yes   \n",
       "11          12             I am a student who is learning to code       No   \n",
       "\n",
       "                   OpenSourcer  \\\n",
       "0                        Never   \n",
       "1      Less than once per year   \n",
       "2                        Never   \n",
       "3                        Never   \n",
       "4   Once a month or more often   \n",
       "5                        Never   \n",
       "6                        Never   \n",
       "7      Less than once per year   \n",
       "8   Once a month or more often   \n",
       "9   Once a month or more often   \n",
       "10  Once a month or more often   \n",
       "11                       Never   \n",
       "\n",
       "                                           OpenSource  \\\n",
       "0   The quality of OSS and closed source software ...   \n",
       "1   The quality of OSS and closed source software ...   \n",
       "2   The quality of OSS and closed source software ...   \n",
       "3   The quality of OSS and closed source software ...   \n",
       "4   OSS is, on average, of HIGHER quality than pro...   \n",
       "5   The quality of OSS and closed source software ...   \n",
       "6   The quality of OSS and closed source software ...   \n",
       "7   OSS is, on average, of HIGHER quality than pro...   \n",
       "8   The quality of OSS and closed source software ...   \n",
       "9   OSS is, on average, of HIGHER quality than pro...   \n",
       "10  The quality of OSS and closed source software ...   \n",
       "11  OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                           Employment                 Country  \\\n",
       "0              Not employed, and not looking for work          United Kingdom   \n",
       "1                  Not employed, but looking for work  Bosnia and Herzegovina   \n",
       "2                                  Employed full-time                Thailand   \n",
       "3                                  Employed full-time           United States   \n",
       "4                                  Employed full-time                 Ukraine   \n",
       "5                                  Employed full-time                  Canada   \n",
       "6   Independent contractor, freelancer, or self-em...                 Ukraine   \n",
       "7                  Not employed, but looking for work                   India   \n",
       "8                                  Employed full-time             New Zealand   \n",
       "9                                  Employed full-time                   India   \n",
       "10                                                NaN     Antigua and Barbuda   \n",
       "11                                 Employed part-time                  Canada   \n",
       "\n",
       "           Student                                            EdLevel  \\\n",
       "0               No                          Primary/elementary school   \n",
       "1   Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "2               No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "3               No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4               No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5               No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "6               No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "7              NaN           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "8               No  Some college/university study without earning ...   \n",
       "9               No        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "10  Yes, full-time                          Primary/elementary school   \n",
       "11  Yes, full-time  Some college/university study without earning ...   \n",
       "\n",
       "                                       UndergradMajor  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2                       Web development or web design   \n",
       "3   Computer science, computer engineering, or sof...   \n",
       "4   Computer science, computer engineering, or sof...   \n",
       "5                           Mathematics or statistics   \n",
       "6   Another engineering discipline (ex. civil, ele...   \n",
       "7   Computer science, computer engineering, or sof...   \n",
       "8   Computer science, computer engineering, or sof...   \n",
       "9                                                 NaN   \n",
       "10                                                NaN   \n",
       "11                          Mathematics or statistics   \n",
       "\n",
       "                                             EduOther  \\\n",
       "0   Taught yourself a new language, framework, or ...   \n",
       "1   Taken an online course in programming or softw...   \n",
       "2   Taught yourself a new language, framework, or ...   \n",
       "3   Taken an online course in programming or softw...   \n",
       "4   Taken an online course in programming or softw...   \n",
       "5   Taken an online course in programming or softw...   \n",
       "6   Taught yourself a new language, framework, or ...   \n",
       "7   Taught yourself a new language, framework, or ...   \n",
       "8   Taken an online course in programming or softw...   \n",
       "9                                                 NaN   \n",
       "10                Contributed to open source software   \n",
       "11  Taken an online course in programming or softw...   \n",
       "\n",
       "                                              OrgSize  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2                                100 to 499 employees   \n",
       "3                                100 to 499 employees   \n",
       "4                            10,000 or more employees   \n",
       "5                                                 NaN   \n",
       "6   Just me - I am a freelancer, sole proprietor, ...   \n",
       "7                                                 NaN   \n",
       "8                                  10 to 19 employees   \n",
       "9                            10,000 or more employees   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                                              DevType YearsCode Age1stCode  \\\n",
       "0                                                 NaN         4         10   \n",
       "1   Developer, desktop or enterprise applications;...       NaN         17   \n",
       "2   Designer;Developer, back-end;Developer, front-...         3         22   \n",
       "3                               Developer, full-stack         3         16   \n",
       "4   Academic researcher;Developer, desktop or ente...        16         14   \n",
       "5   Data or business analyst;Data scientist or mac...        13         15   \n",
       "6                       Designer;Developer, front-end         6         17   \n",
       "7      Developer, back-end;Engineer, site reliability         8         16   \n",
       "8   Database administrator;Developer, back-end;Dev...        12         11   \n",
       "9   Data or business analyst;Data scientist or mac...        12         20   \n",
       "10                                                NaN         2         11   \n",
       "11  Data or business analyst;Data scientist or mac...         5         16   \n",
       "\n",
       "        YearsCodePro              CareerSat  \\\n",
       "0                NaN                    NaN   \n",
       "1                NaN                    NaN   \n",
       "2                  1     Slightly satisfied   \n",
       "3   Less than 1 year         Very satisfied   \n",
       "4                  9      Very dissatisfied   \n",
       "5                  3         Very satisfied   \n",
       "6                  4     Slightly satisfied   \n",
       "7                NaN                    NaN   \n",
       "8                  4     Slightly satisfied   \n",
       "9                 10  Slightly dissatisfied   \n",
       "10               NaN                    NaN   \n",
       "11               NaN                    NaN   \n",
       "\n",
       "                                JobSat              MgrIdiot  MgrMoney  \\\n",
       "0                                  NaN                   NaN       NaN   \n",
       "1                                  NaN                   NaN       NaN   \n",
       "2                   Slightly satisfied  Not at all confident  Not sure   \n",
       "3                   Slightly satisfied        Very confident        No   \n",
       "4                Slightly dissatisfied    Somewhat confident       Yes   \n",
       "5                   Slightly satisfied        Very confident        No   \n",
       "6   Neither satisfied nor dissatisfied                   NaN       NaN   \n",
       "7                                  NaN                   NaN       NaN   \n",
       "8                   Slightly satisfied    Somewhat confident        No   \n",
       "9                Slightly dissatisfied    Somewhat confident       Yes   \n",
       "10                                 NaN                   NaN       NaN   \n",
       "11                                 NaN                   NaN       NaN   \n",
       "\n",
       "     MgrWant                                            JobSeek  \\\n",
       "0        NaN                                                NaN   \n",
       "1        NaN                    I am actively looking for a job   \n",
       "2   Not sure  I’m not actively looking, but I am open to new...   \n",
       "3   Not sure       I am not interested in new job opportunities   \n",
       "4         No       I am not interested in new job opportunities   \n",
       "5        Yes       I am not interested in new job opportunities   \n",
       "6        NaN  I’m not actively looking, but I am open to new...   \n",
       "7        NaN                                                NaN   \n",
       "8   Not sure  I’m not actively looking, but I am open to new...   \n",
       "9        Yes  I’m not actively looking, but I am open to new...   \n",
       "10       NaN                                                NaN   \n",
       "11       NaN       I am not interested in new job opportunities   \n",
       "\n",
       "                                         LastHireDate  \\\n",
       "0                                                 NaN   \n",
       "1                                I've never had a job   \n",
       "2                                       1-2 years ago   \n",
       "3                                Less than a year ago   \n",
       "4                                Less than a year ago   \n",
       "5                                       1-2 years ago   \n",
       "6   NA - I am an independent contractor or self em...   \n",
       "7                                                 NaN   \n",
       "8                                Less than a year ago   \n",
       "9                                       3-4 years ago   \n",
       "10                                                NaN   \n",
       "11                               Less than a year ago   \n",
       "\n",
       "                                              LastInt FizzBuzz  \\\n",
       "0                                                 NaN      NaN   \n",
       "1                                                 NaN      NaN   \n",
       "2                 Interview with people in peer roles       No   \n",
       "3   Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "4   Write any code;Write code by hand (e.g., on a ...       No   \n",
       "5   Write any code;Complete a take-home project;In...       No   \n",
       "6                                      Write any code       No   \n",
       "7                                                 NaN      NaN   \n",
       "8   Write any code;Interview with people in peer r...      Yes   \n",
       "9                                                 NaN       No   \n",
       "10                                                NaN      NaN   \n",
       "11                                                NaN      NaN   \n",
       "\n",
       "                                           JobFactors  \\\n",
       "0                                                 NaN   \n",
       "1   Financial performance or funding status of the...   \n",
       "2   Languages, frameworks, and other technologies ...   \n",
       "3   Languages, frameworks, and other technologies ...   \n",
       "4   Industry that I'd be working in;Languages, fra...   \n",
       "5   Financial performance or funding status of the...   \n",
       "6   Remote work options;Opportunities for professi...   \n",
       "7                                                 NaN   \n",
       "8   Financial performance or funding status of the...   \n",
       "9   Languages, frameworks, and other technologies ...   \n",
       "10                                                NaN   \n",
       "11  Financial performance or funding status of the...   \n",
       "\n",
       "                                         ResumeUpdate CurrencySymbol  \\\n",
       "0                                                 NaN            NaN   \n",
       "1   Something else changed (education, award, medi...            NaN   \n",
       "2                    I was preparing for a job search            THB   \n",
       "3                    I was preparing for a job search            USD   \n",
       "4                    I was preparing for a job search            UAH   \n",
       "5   I heard about a job opportunity (from a recrui...            CAD   \n",
       "6                                                 NaN            USD   \n",
       "7                                                 NaN            NaN   \n",
       "8                    I was preparing for a job search            NZD   \n",
       "9                                                 NaN            INR   \n",
       "10                                                NaN            NaN   \n",
       "11   My job status changed (promotion, new job, etc.)            NaN   \n",
       "\n",
       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
       "0                    NaN        NaN      NaN            NaN          NaN   \n",
       "1                    NaN        NaN      NaN            NaN          NaN   \n",
       "2              Thai baht    23000.0  Monthly         8820.0         40.0   \n",
       "3   United States dollar    61000.0   Yearly        61000.0         80.0   \n",
       "4      Ukrainian hryvnia        NaN      NaN            NaN         55.0   \n",
       "5        Canadian dollar    40000.0  Monthly       366420.0         15.0   \n",
       "6   United States dollar        NaN      NaN            NaN         32.0   \n",
       "7                    NaN        NaN      NaN            NaN          NaN   \n",
       "8     New Zealand dollar   138000.0   Yearly        95179.0         32.0   \n",
       "9           Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
       "10                   NaN        NaN      NaN            NaN          NaN   \n",
       "11                   NaN        NaN      NaN            NaN          NaN   \n",
       "\n",
       "                                             WorkPlan  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2   There's no schedule or spec; I work on what se...   \n",
       "3   There's no schedule or spec; I work on what se...   \n",
       "4   There is a schedule and/or spec (made by me or...   \n",
       "5   There's no schedule or spec; I work on what se...   \n",
       "6   There is a schedule and/or spec (made by me or...   \n",
       "7                                                 NaN   \n",
       "8   There is a schedule and/or spec (made by me or...   \n",
       "9   There's no schedule or spec; I work on what se...   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                                        WorkChallenge  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2   Distracting work environment;Inadequate access...   \n",
       "3                                                 NaN   \n",
       "4   Being tasked with non-development work;Inadequ...   \n",
       "5                                                 NaN   \n",
       "6   Being tasked with non-development work;Distrac...   \n",
       "7                                                 NaN   \n",
       "8   Being tasked with non-development work;Inadequ...   \n",
       "9                                                 NaN   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                                           WorkRemote  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2                    Less than once per month / Never   \n",
       "3                    Less than once per month / Never   \n",
       "4                               A few days each month   \n",
       "5                               A few days each month   \n",
       "6   All or almost all the time (I'm full-time remote)   \n",
       "7                                                 NaN   \n",
       "8                    Less than once per month / Never   \n",
       "9                               A few days each month   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                                           WorkLoc                  ImpSyn  \\\n",
       "0                                              NaN                     NaN   \n",
       "1                                              NaN                     NaN   \n",
       "2                                             Home                 Average   \n",
       "3                                             Home  A little below average   \n",
       "4                                           Office  A little above average   \n",
       "5                                             Home  A little above average   \n",
       "6   Other place, such as a coworking space or cafe                 Average   \n",
       "7                                              NaN                     NaN   \n",
       "8                                           Office  A little above average   \n",
       "9                                             Home       Far above average   \n",
       "10                                             NaN                     NaN   \n",
       "11                                             NaN                     NaN   \n",
       "\n",
       "                                    CodeRev  CodeRevHrs  \\\n",
       "0                                       NaN         NaN   \n",
       "1                                       NaN         NaN   \n",
       "2                                        No         NaN   \n",
       "3                                        No         NaN   \n",
       "4   Yes, because I see value in code review         NaN   \n",
       "5                                        No         NaN   \n",
       "6   Yes, because I see value in code review         6.0   \n",
       "7                                       NaN         NaN   \n",
       "8   Yes, because I see value in code review        12.0   \n",
       "9   Yes, because I see value in code review         4.0   \n",
       "10                                      NaN         NaN   \n",
       "11                                      NaN         NaN   \n",
       "\n",
       "                                            UnitTests  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2                           No, but I think we should   \n",
       "3                           No, but I think we should   \n",
       "4                       Yes, it's part of our process   \n",
       "5   Yes, it's not part of our process but the deve...   \n",
       "6                                                 NaN   \n",
       "7                                                 NaN   \n",
       "8   Yes, it's not part of our process but the deve...   \n",
       "9                       Yes, it's part of our process   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                                          PurchaseHow  \\\n",
       "0                                                 NaN   \n",
       "1                                                 NaN   \n",
       "2                                            Not sure   \n",
       "3   Developers typically have the most influence o...   \n",
       "4                                            Not sure   \n",
       "5                                            Not sure   \n",
       "6                                                 NaN   \n",
       "7                                                 NaN   \n",
       "8                                            Not sure   \n",
       "9                                                 NaN   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                     PurchaseWhat  \\\n",
       "0                             NaN   \n",
       "1                             NaN   \n",
       "2   I have little or no influence   \n",
       "3   I have little or no influence   \n",
       "4   I have little or no influence   \n",
       "5   I have little or no influence   \n",
       "6                             NaN   \n",
       "7                             NaN   \n",
       "8           I have some influence   \n",
       "9                             NaN   \n",
       "10                            NaN   \n",
       "11                            NaN   \n",
       "\n",
       "                                   LanguageWorkedWith  \\\n",
       "0                     HTML/CSS;Java;JavaScript;Python   \n",
       "1                                 C++;HTML/CSS;Python   \n",
       "2                                            HTML/CSS   \n",
       "3                                 C;C++;C#;Python;SQL   \n",
       "4         C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "5                                          Java;R;SQL   \n",
       "6                                 HTML/CSS;JavaScript   \n",
       "7   Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "8   Bash/Shell/PowerShell;C#;HTML/CSS;JavaScript;P...   \n",
       "9                       C#;Go;JavaScript;Python;R;SQL   \n",
       "10                                          Other(s):   \n",
       "11   Bash/Shell/PowerShell;HTML/CSS;Java;Python;R;SQL   \n",
       "\n",
       "                               LanguageDesireNextYear  \\\n",
       "0     C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "1                         C++;HTML/CSS;JavaScript;SQL   \n",
       "2                                     Elixir;HTML/CSS   \n",
       "3                                 C;C#;JavaScript;SQL   \n",
       "4            HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "5                                    Python;Scala;SQL   \n",
       "6                                 HTML/CSS;JavaScript   \n",
       "7   Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
       "8   Bash/Shell/PowerShell;C;HTML/CSS;JavaScript;Ru...   \n",
       "9                C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
       "10                                          Other(s):   \n",
       "11    Bash/Shell/PowerShell;C++;Go;Python;R;Scala;SQL   \n",
       "\n",
       "                                   DatabaseWorkedWith  \\\n",
       "0                                              SQLite   \n",
       "1                                                 NaN   \n",
       "2                                          PostgreSQL   \n",
       "3                                        MySQL;SQLite   \n",
       "4    Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "5                                  MongoDB;PostgreSQL   \n",
       "6                                                 NaN   \n",
       "7   Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
       "8                          DynamoDB;PostgreSQL;SQLite   \n",
       "9   Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
       "10                                                NaN   \n",
       "11                            MySQL;PostgreSQL;SQLite   \n",
       "\n",
       "                               DatabaseDesireNextYear  \\\n",
       "0                                               MySQL   \n",
       "1                                               MySQL   \n",
       "2                                          PostgreSQL   \n",
       "3                                        MySQL;SQLite   \n",
       "4   Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "5                                          PostgreSQL   \n",
       "6                                                 NaN   \n",
       "7   Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
       "8                             PostgreSQL;Redis;SQLite   \n",
       "9          Elasticsearch;MongoDB;Microsoft SQL Server   \n",
       "10                                                NaN   \n",
       "11             Elasticsearch;MongoDB;MySQL;PostgreSQL   \n",
       "\n",
       "                                   PlatformWorkedWith  \\\n",
       "0                                       MacOS;Windows   \n",
       "1                                             Windows   \n",
       "2                                                 NaN   \n",
       "3                                       Linux;Windows   \n",
       "4                   Android;Linux;MacOS;Slack;Windows   \n",
       "5         Android;Google Cloud Platform;Linux;Windows   \n",
       "6                                       MacOS;Windows   \n",
       "7                 AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
       "8                 AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
       "9                                       Linux;Windows   \n",
       "10                                                NaN   \n",
       "11  AWS;Docker;Google Cloud Platform;Linux;MacOS;S...   \n",
       "\n",
       "                               PlatformDesireNextYear  \\\n",
       "0                             Android;Arduino;Windows   \n",
       "1                                             Windows   \n",
       "2                                                 NaN   \n",
       "3                                       Linux;Windows   \n",
       "4               Android;Docker;Kubernetes;Linux;Slack   \n",
       "5         Android;Google Cloud Platform;Linux;Windows   \n",
       "6                                       MacOS;Windows   \n",
       "7   Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "8       AWS;Docker;Heroku;Linux;MacOS;Slack;Other(s):   \n",
       "9                  Android;Linux;Raspberry Pi;Windows   \n",
       "10                                                NaN   \n",
       "11                              AWS;Linux;MacOS;Slack   \n",
       "\n",
       "                                   WebFrameWorkedWith  \\\n",
       "0                                        Django;Flask   \n",
       "1                                              Django   \n",
       "2                                                 NaN   \n",
       "3                                                 NaN   \n",
       "4         Django;Express;Flask;jQuery;React.js;Spring   \n",
       "5                                                 NaN   \n",
       "6                                            React.js   \n",
       "7                       Express;Flask;React.js;Spring   \n",
       "8                     Express;Ruby on Rails;Other(s):   \n",
       "9   Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                               WebFrameDesireNextYear  \\\n",
       "0                                        Flask;jQuery   \n",
       "1                                              Django   \n",
       "2                                           Other(s):   \n",
       "3                                                 NaN   \n",
       "4                        Flask;jQuery;React.js;Spring   \n",
       "5                                                 NaN   \n",
       "6                                            React.js   \n",
       "7                Django;Express;Flask;React.js;Vue.js   \n",
       "8                     Express;Ruby on Rails;Other(s):   \n",
       "9   Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                       MiscTechWorkedWith  \\\n",
       "0                                 Node.js   \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3                                    .NET   \n",
       "4                         Cordova;Node.js   \n",
       "5                                  Hadoop   \n",
       "6                                     NaN   \n",
       "7                   Hadoop;Node.js;Pandas   \n",
       "8                        Node.js;Unity 3D   \n",
       "9       .NET;Node.js;Pandas;Torch/PyTorch   \n",
       "10                                    NaN   \n",
       "11  Ansible;Chef;Hadoop;Pandas;TensorFlow   \n",
       "\n",
       "                               MiscTechDesireNextYear  \\\n",
       "0                                             Node.js   \n",
       "1                                                 NaN   \n",
       "2                                                 NaN   \n",
       "3                                                .NET   \n",
       "4            Apache Spark;Hadoop;Node.js;React Native   \n",
       "5                   Hadoop;Pandas;TensorFlow;Unity 3D   \n",
       "6                                                 NaN   \n",
       "7   Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
       "8                                             Node.js   \n",
       "9               .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
       "10                                                NaN   \n",
       "11  Ansible;Apache Spark;Chef;Hadoop;Pandas;Tensor...   \n",
       "\n",
       "                                           DevEnviron        OpSys  \\\n",
       "0                          IntelliJ;Notepad++;PyCharm      Windows   \n",
       "1                                        Atom;PyCharm      Windows   \n",
       "2                              Vim;Visual Studio Code  Linux-based   \n",
       "3        Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "4                              IntelliJ;Notepad++;Vim  Linux-based   \n",
       "5   Android Studio;Eclipse;PyCharm;RStudio;Visual ...      Windows   \n",
       "6                                            PHPStorm      Windows   \n",
       "7   Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
       "8                                                 Vim        MacOS   \n",
       "9   Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
       "10                                                NaN  Linux-based   \n",
       "11  IPython / Jupyter;PyCharm;RStudio;Sublime Text...        MacOS   \n",
       "\n",
       "                                           Containers BlockchainOrg  \\\n",
       "0                             I do not use containers           NaN   \n",
       "1                             I do not use containers           NaN   \n",
       "2                             I do not use containers           NaN   \n",
       "3                             I do not use containers    Not at all   \n",
       "4              Outside of work, for personal projects    Not at all   \n",
       "5                             I do not use containers    Not at all   \n",
       "6                             I do not use containers           NaN   \n",
       "7   Development;Testing;Production;Outside of work...           NaN   \n",
       "8                      Development;Testing;Production    Not at all   \n",
       "9                                                 NaN    Not at all   \n",
       "10                                                NaN           NaN   \n",
       "11                                 Testing;Production           NaN   \n",
       "\n",
       "                                         BlockchainIs BetterLife  \\\n",
       "0                                                 NaN        Yes   \n",
       "1   Useful across many domains and could change ma...        Yes   \n",
       "2                                                 NaN        Yes   \n",
       "3   Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "4                                                 NaN        Yes   \n",
       "5                                                 NaN         No   \n",
       "6   Useful for decentralized currency (i.e., Bitcoin)         No   \n",
       "7   Useful across many domains and could change ma...        Yes   \n",
       "8                   An irresponsible use of resources         No   \n",
       "9   Useful for immutable record keeping outside of...         No   \n",
       "10  Useful for immutable record keeping outside of...         No   \n",
       "11                                                NaN        Yes   \n",
       "\n",
       "                                    ITperson OffOn SocialMedia  \\\n",
       "0   Fortunately, someone else has that title   Yes     Twitter   \n",
       "1                                        Yes   Yes   Instagram   \n",
       "2                                        Yes   Yes      Reddit   \n",
       "3                                       SIGH   Yes      Reddit   \n",
       "4                                   Also Yes   Yes    Facebook   \n",
       "5                                        Yes    No     YouTube   \n",
       "6                                        Yes    No     YouTube   \n",
       "7                                       SIGH   Yes     YouTube   \n",
       "8                                       SIGH   Yes     Twitter   \n",
       "9                                        Yes   Yes     YouTube   \n",
       "10                                       Yes   NaN         NaN   \n",
       "11                                       Yes   Yes      Reddit   \n",
       "\n",
       "                Extraversion   ScreenName        SOVisit1st  \\\n",
       "0                     Online     Username              2017   \n",
       "1                     Online     Username              2017   \n",
       "2   In real life (in person)     Username              2011   \n",
       "3   In real life (in person)     Username              2014   \n",
       "4   In real life (in person)     Username  I don't remember   \n",
       "5   In real life (in person)        Login              2011   \n",
       "6                        NaN          NaN              2014   \n",
       "7   In real life (in person)       Handle              2012   \n",
       "8   In real life (in person)     Username              2013   \n",
       "9                    Neither  Screen Name               NaN   \n",
       "10                   Neither     Username  I don't remember   \n",
       "11  In real life (in person)     Username              2014   \n",
       "\n",
       "                            SOVisitFreq  \\\n",
       "0       A few times per month or weekly   \n",
       "1                 Daily or almost daily   \n",
       "2                  A few times per week   \n",
       "3                 Daily or almost daily   \n",
       "4                Multiple times per day   \n",
       "5       A few times per month or weekly   \n",
       "6                 Daily or almost daily   \n",
       "7                  A few times per week   \n",
       "8                 Daily or almost daily   \n",
       "9                Multiple times per day   \n",
       "10  Less than once per month or monthly   \n",
       "11      A few times per month or weekly   \n",
       "\n",
       "                                            SOVisitTo  \\\n",
       "0   Find answers to specific questions;Learn how t...   \n",
       "1   Find answers to specific questions;Learn how t...   \n",
       "2   Find answers to specific questions;Learn how t...   \n",
       "3   Find answers to specific questions;Pass the ti...   \n",
       "4                  Find answers to specific questions   \n",
       "5                  Find answers to specific questions   \n",
       "6                  Find answers to specific questions   \n",
       "7   Find answers to specific questions;Learn how t...   \n",
       "8   Find answers to specific questions;Contribute ...   \n",
       "9   Find answers to specific questions;Get a sense...   \n",
       "10                 Find answers to specific questions   \n",
       "11  Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                   SOFindAnswer                             SOTimeSaved  \\\n",
       "0            3-5 times per week          Stack Overflow was much faster   \n",
       "1            3-5 times per week          Stack Overflow was much faster   \n",
       "2           6-10 times per week                They were about the same   \n",
       "3            1-2 times per week          Stack Overflow was much faster   \n",
       "4   More than 10 times per week          Stack Overflow was much faster   \n",
       "5       Less than once per week      Stack Overflow was slightly faster   \n",
       "6            3-5 times per week                                     NaN   \n",
       "7       Less than once per week      Stack Overflow was slightly faster   \n",
       "8            3-5 times per week                They were about the same   \n",
       "9            3-5 times per week                They were about the same   \n",
       "10      Less than once per week                                     NaN   \n",
       "11           1-2 times per week  The other resource was slightly faster   \n",
       "\n",
       "    SOHowMuchTime                  SOAccount  \\\n",
       "0   31-60 minutes                         No   \n",
       "1   11-30 minutes                        Yes   \n",
       "2             NaN                        Yes   \n",
       "3   31-60 minutes                        Yes   \n",
       "4             NaN                        Yes   \n",
       "5     60+ minutes                        Yes   \n",
       "6             NaN                        Yes   \n",
       "7   11-30 minutes                        Yes   \n",
       "8             NaN                        Yes   \n",
       "9             NaN                        Yes   \n",
       "10            NaN                        Yes   \n",
       "11  11-30 minutes  Not sure / can't remember   \n",
       "\n",
       "                                           SOPartFreq  \\\n",
       "0                                                 NaN   \n",
       "1                     A few times per month or weekly   \n",
       "2                 Less than once per month or monthly   \n",
       "3                 Less than once per month or monthly   \n",
       "4                     A few times per month or weekly   \n",
       "5   I have never participated in Q&A on Stack Over...   \n",
       "6                 Less than once per month or monthly   \n",
       "7                 Less than once per month or monthly   \n",
       "8                 Less than once per month or monthly   \n",
       "9                     A few times per month or weekly   \n",
       "10                                                NaN   \n",
       "11                                                NaN   \n",
       "\n",
       "                                               SOJobs  \\\n",
       "0   No, I didn't know that Stack Overflow had a jo...   \n",
       "1   No, I knew that Stack Overflow had a job board...   \n",
       "2                                                 Yes   \n",
       "3                                                 Yes   \n",
       "4   No, I knew that Stack Overflow had a job board...   \n",
       "5   No, I knew that Stack Overflow had a job board...   \n",
       "6                                                 Yes   \n",
       "7                                                 Yes   \n",
       "8   No, I knew that Stack Overflow had a job board...   \n",
       "9                                                 Yes   \n",
       "10  No, I knew that Stack Overflow had a job board...   \n",
       "11  No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                             EntTeams           SOComm  \\\n",
       "0                 No, and I don't know what those are          Neutral   \n",
       "1                 No, and I don't know what those are    Yes, somewhat   \n",
       "2   No, I've heard of them, but I am not part of a...          Neutral   \n",
       "3                 No, and I don't know what those are   No, not really   \n",
       "4   No, I've heard of them, but I am not part of a...  Yes, definitely   \n",
       "5                 No, and I don't know what those are   No, not really   \n",
       "6                 No, and I don't know what those are          Neutral   \n",
       "7                 No, and I don't know what those are  Yes, definitely   \n",
       "8                 No, and I don't know what those are    Yes, somewhat   \n",
       "9                 No, and I don't know what those are    Yes, somewhat   \n",
       "10  No, I've heard of them, but I am not part of a...   No, not at all   \n",
       "11                                                Yes    Yes, somewhat   \n",
       "\n",
       "                                        WelcomeChange  \\\n",
       "0             Just as welcome now as I felt last year   \n",
       "1             Just as welcome now as I felt last year   \n",
       "2             Just as welcome now as I felt last year   \n",
       "3             Just as welcome now as I felt last year   \n",
       "4             Just as welcome now as I felt last year   \n",
       "5             Just as welcome now as I felt last year   \n",
       "6               A lot more welcome now than last year   \n",
       "7               A lot more welcome now than last year   \n",
       "8             Just as welcome now as I felt last year   \n",
       "9            Somewhat less welcome now than last year   \n",
       "10  Not applicable - I did not use Stack Overflow ...   \n",
       "11            Just as welcome now as I felt last year   \n",
       "\n",
       "                                         SONewContent   Age Gender Trans  \\\n",
       "0   Tech articles written by other developers;Indu...  14.0    Man    No   \n",
       "1   Tech articles written by other developers;Indu...  19.0    Man    No   \n",
       "2   Tech meetups or events in your area;Courses on...  28.0    Man    No   \n",
       "3   Tech articles written by other developers;Indu...  22.0    Man    No   \n",
       "4   Tech meetups or events in your area;Courses on...  30.0    Man    No   \n",
       "5   Tech articles written by other developers;Indu...  28.0    Man    No   \n",
       "6                                                 NaN  42.0    Man    No   \n",
       "7   Tech articles written by other developers;Indu...  24.0    Man    No   \n",
       "8                                                 NaN  23.0    Man    No   \n",
       "9   Tech articles written by other developers;Tech...   NaN    NaN   NaN   \n",
       "10                                                NaN  22.0    Man   Yes   \n",
       "11       Courses on technologies you're interested in  21.0  Woman    No   \n",
       "\n",
       "                                          Sexuality  \\\n",
       "0                           Straight / Heterosexual   \n",
       "1                           Straight / Heterosexual   \n",
       "2                           Straight / Heterosexual   \n",
       "3                           Straight / Heterosexual   \n",
       "4                           Straight / Heterosexual   \n",
       "5                           Straight / Heterosexual   \n",
       "6                           Straight / Heterosexual   \n",
       "7                           Straight / Heterosexual   \n",
       "8                                          Bisexual   \n",
       "9                                               NaN   \n",
       "10  Bisexual;Gay or Lesbian;Straight / Heterosexual   \n",
       "11                          Straight / Heterosexual   \n",
       "\n",
       "                                            Ethnicity Dependents  \\\n",
       "0                                                 NaN         No   \n",
       "1                                                 NaN         No   \n",
       "2                                                 NaN        Yes   \n",
       "3                        White or of European descent         No   \n",
       "4            White or of European descent;Multiracial         No   \n",
       "5                                          East Asian         No   \n",
       "6                        White or of European descent        Yes   \n",
       "7                                                 NaN        NaN   \n",
       "8                        White or of European descent         No   \n",
       "9                                                 NaN        Yes   \n",
       "10  Black or of African descent;East Asian;Hispani...         No   \n",
       "11                        Black or of African descent         No   \n",
       "\n",
       "             SurveyLength                  SurveyEase  \n",
       "0   Appropriate in length  Neither easy nor difficult  \n",
       "1   Appropriate in length  Neither easy nor difficult  \n",
       "2   Appropriate in length  Neither easy nor difficult  \n",
       "3   Appropriate in length                        Easy  \n",
       "4   Appropriate in length                        Easy  \n",
       "5                Too long  Neither easy nor difficult  \n",
       "6   Appropriate in length  Neither easy nor difficult  \n",
       "7   Appropriate in length  Neither easy nor difficult  \n",
       "8   Appropriate in length  Neither easy nor difficult  \n",
       "9                Too long                   Difficult  \n",
       "10  Appropriate in length                        Easy  \n",
       "11  Appropriate in length                        Easy  "
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.head(12)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>CareerSat</th>\n",
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       "      <th>MgrIdiot</th>\n",
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       "      <th>CurrencySymbol</th>\n",
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       "      <th>CompTotal</th>\n",
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       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>88871</th>\n",
       "      <td>87386</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Italy</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Student</td>\n",
       "      <td>10</td>\n",
       "      <td>11</td>\n",
       "      <td>5</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C#;HTML/CSS;J...</td>\n",
       "      <td>Assembly;C;Python</td>\n",
       "      <td>MariaDB;Microsoft SQL Server;MySQL;PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android;Arduino;Docker;Heroku;Linux;WordPress</td>\n",
       "      <td>Google Cloud Platform</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>Vue.js</td>\n",
       "      <td>Unity 3D</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Emacs;Notepad++;Sublime Text;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2012</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
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       "    <tr>\n",
       "      <th>88872</th>\n",
       "      <td>87739</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed part-time</td>\n",
       "      <td>Czech Republic</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>500 to 999 employees</td>\n",
       "      <td>Academic researcher;Designer;Developer, game o...</td>\n",
       "      <td>9</td>\n",
       "      <td>16</td>\n",
       "      <td>3</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C;C++;HTML/CSS;JavaScript;PHP;Python;SQL</td>\n",
       "      <td>C++;HTML/CSS;PHP;Python</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Android;Linux;WordPress</td>\n",
       "      <td>Android;Linux</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>TensorFlow</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Login</td>\n",
       "      <td>2009</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>25.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88873</th>\n",
       "      <td>88062</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88874</th>\n",
       "      <td>88076</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88875</th>\n",
       "      <td>88182</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed part-time</td>\n",
       "      <td>Pakistan</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10 to 19 employees</td>\n",
       "      <td>Academic researcher</td>\n",
       "      <td>1</td>\n",
       "      <td>Younger than 5 years</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Google Cloud Platform</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Username</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I have never visited Stack Overflow (before to...</td>\n",
       "      <td>Get a sense of belonging to the developer comm...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>The other resource was slightly faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>Courses on technologies you're interested in</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88876</th>\n",
       "      <td>88212</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Spain</td>\n",
       "      <td>No</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>10 to 19 employees</td>\n",
       "      <td>Designer;Developer, front-end;Developer, full-...</td>\n",
       "      <td>18</td>\n",
       "      <td>7</td>\n",
       "      <td>15</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am already a manager</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;Python</td>\n",
       "      <td>JavaScript</td>\n",
       "      <td>MySQL;PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Arduino</td>\n",
       "      <td>Django;React.js</td>\n",
       "      <td>Django;React.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Non-currency applications of blockchain</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>No</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>40.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88877</th>\n",
       "      <td>88282</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, back-end;Developer, desktop or ente...</td>\n",
       "      <td>38</td>\n",
       "      <td>10</td>\n",
       "      <td>38</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;Go;HTML/CSS;JavaScript;W...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;Go;HTML/CSS;JavaScript...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Linux</td>\n",
       "      <td>Linux;Raspberry Pi</td>\n",
       "      <td>React.js</td>\n",
       "      <td>Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Ansible</td>\n",
       "      <td>Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I don't use social media</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88878</th>\n",
       "      <td>88377</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Canada</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;Other(s):</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL;WebAssembly;Other(s):</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Firebase;MySQL;SQLite</td>\n",
       "      <td>Linux</td>\n",
       "      <td>Google Cloud Platform;Linux</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>jQuery;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>React Native;Unity 3D;Unreal Engine</td>\n",
       "      <td>Atom;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88879</th>\n",
       "      <td>88601</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88880</th>\n",
       "      <td>88802</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88881</th>\n",
       "      <td>88816</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88882</th>\n",
       "      <td>88863</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Spain</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Professional degree (JD, MD, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>8</td>\n",
       "      <td>11</td>\n",
       "      <td>3</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;Java;JavaScript...</td>\n",
       "      <td>C;C++;C#;HTML/CSS;Java;Objective-C;SQL;Swift</td>\n",
       "      <td>DynamoDB;MariaDB;Microsoft SQL Server;MySQL</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>iOS;Linux;MacOS;WordPress</td>\n",
       "      <td>Android;AWS;Google Cloud Platform;IBM Cloud or...</td>\n",
       "      <td>Django;jQuery;React.js</td>\n",
       "      <td>Django</td>\n",
       "      <td>Unity 3D;Unreal Engine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;Atom;Eclipse;NetBeans;Notepad++...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>18.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Hispanic or Latino/Latina;White or of European...</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "       Respondent MainBranch Hobbyist  \\\n",
       "88871       87386        NaN      Yes   \n",
       "88872       87739        NaN      Yes   \n",
       "88873       88062        NaN       No   \n",
       "88874       88076        NaN       No   \n",
       "88875       88182        NaN      Yes   \n",
       "88876       88212        NaN       No   \n",
       "88877       88282        NaN      Yes   \n",
       "88878       88377        NaN      Yes   \n",
       "88879       88601        NaN       No   \n",
       "88880       88802        NaN       No   \n",
       "88881       88816        NaN       No   \n",
       "88882       88863        NaN      Yes   \n",
       "\n",
       "                                             OpenSourcer  \\\n",
       "88871  Less than once a month but more than once per ...   \n",
       "88872                            Less than once per year   \n",
       "88873                                              Never   \n",
       "88874                                              Never   \n",
       "88875                         Once a month or more often   \n",
       "88876                            Less than once per year   \n",
       "88877                         Once a month or more often   \n",
       "88878  Less than once a month but more than once per ...   \n",
       "88879                                              Never   \n",
       "88880                                              Never   \n",
       "88881                                              Never   \n",
       "88882                            Less than once per year   \n",
       "\n",
       "                                              OpenSource  \\\n",
       "88871  OSS is, on average, of LOWER quality than prop...   \n",
       "88872  OSS is, on average, of HIGHER quality than pro...   \n",
       "88873  OSS is, on average, of LOWER quality than prop...   \n",
       "88874  OSS is, on average, of HIGHER quality than pro...   \n",
       "88875  OSS is, on average, of HIGHER quality than pro...   \n",
       "88876  OSS is, on average, of HIGHER quality than pro...   \n",
       "88877  The quality of OSS and closed source software ...   \n",
       "88878  The quality of OSS and closed source software ...   \n",
       "88879  The quality of OSS and closed source software ...   \n",
       "88880                                                NaN   \n",
       "88881  OSS is, on average, of HIGHER quality than pro...   \n",
       "88882  OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                              Employment         Country  \\\n",
       "88871  Independent contractor, freelancer, or self-em...           Italy   \n",
       "88872                                 Employed part-time  Czech Republic   \n",
       "88873                                                NaN             NaN   \n",
       "88874                                 Employed full-time             NaN   \n",
       "88875                                 Employed part-time        Pakistan   \n",
       "88876                                 Employed full-time           Spain   \n",
       "88877                 Not employed, but looking for work   United States   \n",
       "88878             Not employed, and not looking for work          Canada   \n",
       "88879                                                NaN             NaN   \n",
       "88880                                 Employed full-time             NaN   \n",
       "88881  Independent contractor, freelancer, or self-em...             NaN   \n",
       "88882             Not employed, and not looking for work           Spain   \n",
       "\n",
       "              Student                                            EdLevel  \\\n",
       "88871  Yes, full-time           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88872  Yes, full-time        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "88873             NaN                                                NaN   \n",
       "88874             NaN                                                NaN   \n",
       "88875             NaN  Secondary school (e.g. American high school, G...   \n",
       "88876              No  Secondary school (e.g. American high school, G...   \n",
       "88877              No  Some college/university study without earning ...   \n",
       "88878              No                          Primary/elementary school   \n",
       "88879             NaN                                                NaN   \n",
       "88880             NaN                                                NaN   \n",
       "88881             NaN                                                NaN   \n",
       "88882  Yes, full-time                 Professional degree (JD, MD, etc.)   \n",
       "\n",
       "                                          UndergradMajor  \\\n",
       "88871  Computer science, computer engineering, or sof...   \n",
       "88872  Computer science, computer engineering, or sof...   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875                                                NaN   \n",
       "88876                                                NaN   \n",
       "88877  Computer science, computer engineering, or sof...   \n",
       "88878                                                NaN   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882  Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                EduOther  \\\n",
       "88871  Taken an online course in programming or softw...   \n",
       "88872  Taught yourself a new language, framework, or ...   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875  Taken an online course in programming or softw...   \n",
       "88876  Taught yourself a new language, framework, or ...   \n",
       "88877  Taught yourself a new language, framework, or ...   \n",
       "88878  Taught yourself a new language, framework, or ...   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882  Taken an online course in programming or softw...   \n",
       "\n",
       "                    OrgSize  \\\n",
       "88871                   NaN   \n",
       "88872  500 to 999 employees   \n",
       "88873                   NaN   \n",
       "88874                   NaN   \n",
       "88875    10 to 19 employees   \n",
       "88876    10 to 19 employees   \n",
       "88877                   NaN   \n",
       "88878                   NaN   \n",
       "88879                   NaN   \n",
       "88880                   NaN   \n",
       "88881                   NaN   \n",
       "88882                   NaN   \n",
       "\n",
       "                                                 DevType YearsCode  \\\n",
       "88871                                            Student        10   \n",
       "88872  Academic researcher;Designer;Developer, game o...         9   \n",
       "88873                                                NaN       NaN   \n",
       "88874                                                NaN       NaN   \n",
       "88875                                Academic researcher         1   \n",
       "88876  Designer;Developer, front-end;Developer, full-...        18   \n",
       "88877  Developer, back-end;Developer, desktop or ente...        38   \n",
       "88878                                                NaN       NaN   \n",
       "88879                                                NaN       NaN   \n",
       "88880                                                NaN       NaN   \n",
       "88881                                                NaN       NaN   \n",
       "88882                                                NaN         8   \n",
       "\n",
       "                 Age1stCode      YearsCodePro CareerSat JobSat  \\\n",
       "88871                    11                 5       NaN    NaN   \n",
       "88872                    16                 3       NaN    NaN   \n",
       "88873                   NaN               NaN       NaN    NaN   \n",
       "88874                   NaN               NaN       NaN    NaN   \n",
       "88875  Younger than 5 years  Less than 1 year       NaN    NaN   \n",
       "88876                     7                15       NaN    NaN   \n",
       "88877                    10                38       NaN    NaN   \n",
       "88878                   NaN               NaN       NaN    NaN   \n",
       "88879                   NaN               NaN       NaN    NaN   \n",
       "88880                   NaN               NaN       NaN    NaN   \n",
       "88881                   NaN               NaN       NaN    NaN   \n",
       "88882                    11                 3       NaN    NaN   \n",
       "\n",
       "                 MgrIdiot  MgrMoney                 MgrWant JobSeek  \\\n",
       "88871                 NaN       NaN                     NaN     NaN   \n",
       "88872  Somewhat confident        No                Not sure     NaN   \n",
       "88873                 NaN       NaN                     NaN     NaN   \n",
       "88874                 NaN       NaN                     NaN     NaN   \n",
       "88875      Very confident  Not sure                     Yes     NaN   \n",
       "88876  Somewhat confident       Yes  I am already a manager     NaN   \n",
       "88877                 NaN       NaN                     NaN     NaN   \n",
       "88878                 NaN       NaN                     NaN     NaN   \n",
       "88879                 NaN       NaN                     NaN     NaN   \n",
       "88880                 NaN       NaN                     NaN     NaN   \n",
       "88881                 NaN       NaN                     NaN     NaN   \n",
       "88882                 NaN       NaN                     NaN     NaN   \n",
       "\n",
       "      LastHireDate LastInt FizzBuzz JobFactors ResumeUpdate CurrencySymbol  \\\n",
       "88871          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88872          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88873          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88874          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88875          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88876          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88877          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88878          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88879          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88880          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88881          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "88882          NaN     NaN      NaN        NaN          NaN            NaN   \n",
       "\n",
       "      CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs WorkPlan  \\\n",
       "88871          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88872          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88873          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88874          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88875          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88876          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88877          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88878          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88879          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88880          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88881          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "88882          NaN        NaN      NaN            NaN          NaN      NaN   \n",
       "\n",
       "      WorkChallenge WorkRemote WorkLoc ImpSyn CodeRev  CodeRevHrs UnitTests  \\\n",
       "88871           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88872           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88873           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88874           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88875           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88876           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88877           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88878           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88879           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88880           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88881           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "88882           NaN        NaN     NaN    NaN     NaN         NaN       NaN   \n",
       "\n",
       "      PurchaseHow PurchaseWhat  \\\n",
       "88871         NaN          NaN   \n",
       "88872         NaN          NaN   \n",
       "88873         NaN          NaN   \n",
       "88874         NaN          NaN   \n",
       "88875         NaN          NaN   \n",
       "88876         NaN          NaN   \n",
       "88877         NaN          NaN   \n",
       "88878         NaN          NaN   \n",
       "88879         NaN          NaN   \n",
       "88880         NaN          NaN   \n",
       "88881         NaN          NaN   \n",
       "88882         NaN          NaN   \n",
       "\n",
       "                                      LanguageWorkedWith  \\\n",
       "88871  Assembly;Bash/Shell/PowerShell;C;C#;HTML/CSS;J...   \n",
       "88872           C;C++;HTML/CSS;JavaScript;PHP;Python;SQL   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875                           HTML/CSS;Java;JavaScript   \n",
       "88876                         HTML/CSS;JavaScript;Python   \n",
       "88877  Bash/Shell/PowerShell;Go;HTML/CSS;JavaScript;W...   \n",
       "88878                      HTML/CSS;JavaScript;Other(s):   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882  Bash/Shell/PowerShell;HTML/CSS;Java;JavaScript...   \n",
       "\n",
       "                                  LanguageDesireNextYear  \\\n",
       "88871                                  Assembly;C;Python   \n",
       "88872                            C++;HTML/CSS;PHP;Python   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875                                                NaN   \n",
       "88876                                         JavaScript   \n",
       "88877  Bash/Shell/PowerShell;C;Go;HTML/CSS;JavaScript...   \n",
       "88878  C++;HTML/CSS;JavaScript;SQL;WebAssembly;Other(s):   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882       C;C++;C#;HTML/CSS;Java;Objective-C;SQL;Swift   \n",
       "\n",
       "                                  DatabaseWorkedWith  \\\n",
       "88871  MariaDB;Microsoft SQL Server;MySQL;PostgreSQL   \n",
       "88872                                          MySQL   \n",
       "88873                                            NaN   \n",
       "88874                                            NaN   \n",
       "88875                                            NaN   \n",
       "88876                               MySQL;PostgreSQL   \n",
       "88877                                            NaN   \n",
       "88878                                Firebase;SQLite   \n",
       "88879                                            NaN   \n",
       "88880                                            NaN   \n",
       "88881                                            NaN   \n",
       "88882    DynamoDB;MariaDB;Microsoft SQL Server;MySQL   \n",
       "\n",
       "            DatabaseDesireNextYear  \\\n",
       "88871                          NaN   \n",
       "88872                        MySQL   \n",
       "88873                          NaN   \n",
       "88874                          NaN   \n",
       "88875                          NaN   \n",
       "88876                   PostgreSQL   \n",
       "88877                          NaN   \n",
       "88878        Firebase;MySQL;SQLite   \n",
       "88879                          NaN   \n",
       "88880                          NaN   \n",
       "88881                          NaN   \n",
       "88882  MariaDB;MySQL;Oracle;SQLite   \n",
       "\n",
       "                                  PlatformWorkedWith  \\\n",
       "88871  Android;Arduino;Docker;Heroku;Linux;WordPress   \n",
       "88872                        Android;Linux;WordPress   \n",
       "88873                                            NaN   \n",
       "88874                                            NaN   \n",
       "88875                          Google Cloud Platform   \n",
       "88876                                            NaN   \n",
       "88877                                          Linux   \n",
       "88878                                          Linux   \n",
       "88879                                            NaN   \n",
       "88880                                            NaN   \n",
       "88881                                            NaN   \n",
       "88882                      iOS;Linux;MacOS;WordPress   \n",
       "\n",
       "                                  PlatformDesireNextYear  \\\n",
       "88871                              Google Cloud Platform   \n",
       "88872                                      Android;Linux   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875                                                NaN   \n",
       "88876                                            Arduino   \n",
       "88877                                 Linux;Raspberry Pi   \n",
       "88878                        Google Cloud Platform;Linux   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882  Android;AWS;Google Cloud Platform;IBM Cloud or...   \n",
       "\n",
       "           WebFrameWorkedWith WebFrameDesireNextYear      MiscTechWorkedWith  \\\n",
       "88871                  jQuery                 Vue.js                Unity 3D   \n",
       "88872                  jQuery                 jQuery              TensorFlow   \n",
       "88873                     NaN                    NaN                     NaN   \n",
       "88874                     NaN                    NaN                     NaN   \n",
       "88875               Other(s):                    NaN               Other(s):   \n",
       "88876         Django;React.js        Django;React.js                     NaN   \n",
       "88877                React.js                 Vue.js                 Node.js   \n",
       "88878                  jQuery          jQuery;Vue.js                 Node.js   \n",
       "88879                     NaN                    NaN                     NaN   \n",
       "88880                     NaN                    NaN                     NaN   \n",
       "88881                     NaN                    NaN                     NaN   \n",
       "88882  Django;jQuery;React.js                 Django  Unity 3D;Unreal Engine   \n",
       "\n",
       "                    MiscTechDesireNextYear  \\\n",
       "88871                                  NaN   \n",
       "88872                                  NaN   \n",
       "88873                                  NaN   \n",
       "88874                                  NaN   \n",
       "88875                                  NaN   \n",
       "88876                                  NaN   \n",
       "88877                              Ansible   \n",
       "88878  React Native;Unity 3D;Unreal Engine   \n",
       "88879                                  NaN   \n",
       "88880                                  NaN   \n",
       "88881                                  NaN   \n",
       "88882                                  NaN   \n",
       "\n",
       "                                              DevEnviron        OpSys  \\\n",
       "88871    Emacs;Notepad++;Sublime Text;Visual Studio Code  Linux-based   \n",
       "88872                                                Vim  Linux-based   \n",
       "88873                                                NaN          NaN   \n",
       "88874                                                NaN          NaN   \n",
       "88875                                     Android Studio      Windows   \n",
       "88876                            Atom;Visual Studio Code        MacOS   \n",
       "88877                                                Vim  Linux-based   \n",
       "88878              Atom;Visual Studio;Visual Studio Code      Windows   \n",
       "88879                                                NaN          NaN   \n",
       "88880                                                NaN          NaN   \n",
       "88881                                                NaN          NaN   \n",
       "88882  Android Studio;Atom;Eclipse;NetBeans;Notepad++...  Linux-based   \n",
       "\n",
       "                    Containers                            BlockchainOrg  \\\n",
       "88871  I do not use containers                                      NaN   \n",
       "88872  I do not use containers                                      NaN   \n",
       "88873                      NaN                                      NaN   \n",
       "88874                      NaN                                      NaN   \n",
       "88875              Development                                      NaN   \n",
       "88876  I do not use containers  Non-currency applications of blockchain   \n",
       "88877  I do not use containers                                      NaN   \n",
       "88878  I do not use containers                                      NaN   \n",
       "88879                      NaN                                      NaN   \n",
       "88880                      NaN                                      NaN   \n",
       "88881                      NaN                                      NaN   \n",
       "88882               Production                                      NaN   \n",
       "\n",
       "                                            BlockchainIs BetterLife  ITperson  \\\n",
       "88871                                      A passing fad        Yes       Yes   \n",
       "88872                                      A passing fad         No       Yes   \n",
       "88873                                                NaN        NaN       NaN   \n",
       "88874                                                NaN        NaN       NaN   \n",
       "88875  Useful across many domains and could change ma...        Yes  Also Yes   \n",
       "88876  Useful for immutable record keeping outside of...         No      SIGH   \n",
       "88877                  An irresponsible use of resources         No       NaN   \n",
       "88878  Useful across many domains and could change ma...        Yes       Yes   \n",
       "88879                                                NaN        NaN       NaN   \n",
       "88880                                                NaN        NaN       NaN   \n",
       "88881                                                NaN        NaN       NaN   \n",
       "88882  Useful for decentralized currency (i.e., Bitcoin)        Yes  Also Yes   \n",
       "\n",
       "       OffOn               SocialMedia              Extraversion ScreenName  \\\n",
       "88871    Yes                    Reddit  In real life (in person)   Username   \n",
       "88872    Yes                   YouTube  In real life (in person)      Login   \n",
       "88873    NaN                       NaN                       NaN        NaN   \n",
       "88874    NaN                       NaN                       NaN        NaN   \n",
       "88875  What?                   Twitter                   Neither   Username   \n",
       "88876     No                  WhatsApp  In real life (in person)   Username   \n",
       "88877    Yes  I don't use social media  In real life (in person)   Username   \n",
       "88878  What?                   YouTube                       NaN   Username   \n",
       "88879    NaN                       NaN                       NaN        NaN   \n",
       "88880    NaN                       NaN                       NaN        NaN   \n",
       "88881    NaN                       NaN                       NaN        NaN   \n",
       "88882    Yes                  WhatsApp  In real life (in person)        NaN   \n",
       "\n",
       "             SOVisit1st                                        SOVisitFreq  \\\n",
       "88871              2012                               A few times per week   \n",
       "88872              2009                    A few times per month or weekly   \n",
       "88873               NaN                                                NaN   \n",
       "88874               NaN                                                NaN   \n",
       "88875               NaN  I have never visited Stack Overflow (before to...   \n",
       "88876              2008                               A few times per week   \n",
       "88877  I don't remember                    A few times per month or weekly   \n",
       "88878  I don't remember                               A few times per week   \n",
       "88879               NaN                                                NaN   \n",
       "88880               NaN                                                NaN   \n",
       "88881               NaN                                                NaN   \n",
       "88882              2012                              Daily or almost daily   \n",
       "\n",
       "                                               SOVisitTo  \\\n",
       "88871  Find answers to specific questions;Learn how t...   \n",
       "88872                 Find answers to specific questions   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875  Get a sense of belonging to the developer comm...   \n",
       "88876                 Find answers to specific questions   \n",
       "88877                 Find answers to specific questions   \n",
       "88878  Find answers to specific questions;Learn how t...   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882  Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                  SOFindAnswer                             SOTimeSaved  \\\n",
       "88871       1-2 times per week          Stack Overflow was much faster   \n",
       "88872       1-2 times per week          Stack Overflow was much faster   \n",
       "88873                      NaN                                     NaN   \n",
       "88874                      NaN                                     NaN   \n",
       "88875  Less than once per week  The other resource was slightly faster   \n",
       "88876      6-10 times per week      Stack Overflow was slightly faster   \n",
       "88877       1-2 times per week                They were about the same   \n",
       "88878       3-5 times per week      Stack Overflow was slightly faster   \n",
       "88879                      NaN                                     NaN   \n",
       "88880                      NaN                                     NaN   \n",
       "88881                      NaN                                     NaN   \n",
       "88882      6-10 times per week          Stack Overflow was much faster   \n",
       "\n",
       "       SOHowMuchTime SOAccount  \\\n",
       "88871  11-30 minutes        No   \n",
       "88872  31-60 minutes       Yes   \n",
       "88873            NaN       NaN   \n",
       "88874            NaN       NaN   \n",
       "88875    60+ minutes       NaN   \n",
       "88876   0-10 minutes       Yes   \n",
       "88877            NaN       Yes   \n",
       "88878  11-30 minutes       Yes   \n",
       "88879            NaN       NaN   \n",
       "88880            NaN       NaN   \n",
       "88881            NaN       NaN   \n",
       "88882  11-30 minutes       Yes   \n",
       "\n",
       "                                              SOPartFreq  \\\n",
       "88871                                                NaN   \n",
       "88872                    A few times per month or weekly   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875                                                NaN   \n",
       "88876  I have never participated in Q&A on Stack Over...   \n",
       "88877  I have never participated in Q&A on Stack Over...   \n",
       "88878  I have never participated in Q&A on Stack Over...   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882                    A few times per month or weekly   \n",
       "\n",
       "                                                  SOJobs  \\\n",
       "88871  No, I didn't know that Stack Overflow had a jo...   \n",
       "88872  No, I knew that Stack Overflow had a job board...   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875  No, I didn't know that Stack Overflow had a jo...   \n",
       "88876  No, I didn't know that Stack Overflow had a jo...   \n",
       "88877                                                Yes   \n",
       "88878  No, I knew that Stack Overflow had a job board...   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882                                                Yes   \n",
       "\n",
       "                                                EntTeams          SOComm  \\\n",
       "88871                No, and I don't know what those are  No, not at all   \n",
       "88872                No, and I don't know what those are         Neutral   \n",
       "88873                                                NaN             NaN   \n",
       "88874                                                NaN             NaN   \n",
       "88875                No, and I don't know what those are         Neutral   \n",
       "88876                No, and I don't know what those are  No, not at all   \n",
       "88877                No, and I don't know what those are  No, not really   \n",
       "88878  No, I've heard of them, but I am not part of a...  No, not at all   \n",
       "88879                                                NaN             NaN   \n",
       "88880                                                NaN             NaN   \n",
       "88881                                                NaN             NaN   \n",
       "88882  No, I've heard of them, but I am not part of a...   Yes, somewhat   \n",
       "\n",
       "                                           WelcomeChange  \\\n",
       "88871            Just as welcome now as I felt last year   \n",
       "88872            Just as welcome now as I felt last year   \n",
       "88873                                                NaN   \n",
       "88874                                                NaN   \n",
       "88875  Not applicable - I did not use Stack Overflow ...   \n",
       "88876                                                NaN   \n",
       "88877            Just as welcome now as I felt last year   \n",
       "88878                                                NaN   \n",
       "88879                                                NaN   \n",
       "88880                                                NaN   \n",
       "88881                                                NaN   \n",
       "88882           Somewhat less welcome now than last year   \n",
       "\n",
       "                                            SONewContent   Age Gender Trans  \\\n",
       "88871  Tech articles written by other developers;Tech...  21.0    Man    No   \n",
       "88872                                                NaN  25.0    NaN    No   \n",
       "88873                                                NaN   NaN    NaN   NaN   \n",
       "88874                                                NaN   NaN    NaN   NaN   \n",
       "88875       Courses on technologies you're interested in   NaN    Man    No   \n",
       "88876  Tech articles written by other developers;Indu...  40.0    Man    No   \n",
       "88877                                                NaN   NaN    Man    No   \n",
       "88878  Tech articles written by other developers;Tech...   NaN    Man    No   \n",
       "88879                                                NaN   NaN    NaN   NaN   \n",
       "88880                                                NaN   NaN    NaN   NaN   \n",
       "88881                                                NaN   NaN    NaN   NaN   \n",
       "88882  Tech articles written by other developers;Indu...  18.0    Man    No   \n",
       "\n",
       "                     Sexuality  \\\n",
       "88871  Straight / Heterosexual   \n",
       "88872  Straight / Heterosexual   \n",
       "88873                      NaN   \n",
       "88874                      NaN   \n",
       "88875  Straight / Heterosexual   \n",
       "88876  Straight / Heterosexual   \n",
       "88877  Straight / Heterosexual   \n",
       "88878                      NaN   \n",
       "88879                      NaN   \n",
       "88880                      NaN   \n",
       "88881                      NaN   \n",
       "88882  Straight / Heterosexual   \n",
       "\n",
       "                                               Ethnicity Dependents  \\\n",
       "88871                       White or of European descent         No   \n",
       "88872                       White or of European descent         No   \n",
       "88873                                                NaN        NaN   \n",
       "88874                                                NaN        NaN   \n",
       "88875                                                NaN        Yes   \n",
       "88876                       White or of European descent         No   \n",
       "88877                                                NaN         No   \n",
       "88878                                                NaN         No   \n",
       "88879                                                NaN        NaN   \n",
       "88880                                                NaN        NaN   \n",
       "88881                                                NaN        NaN   \n",
       "88882  Hispanic or Latino/Latina;White or of European...         No   \n",
       "\n",
       "                SurveyLength                  SurveyEase  \n",
       "88871  Appropriate in length                        Easy  \n",
       "88872  Appropriate in length                        Easy  \n",
       "88873                    NaN                         NaN  \n",
       "88874                    NaN                         NaN  \n",
       "88875              Too short  Neither easy nor difficult  \n",
       "88876  Appropriate in length                        Easy  \n",
       "88877              Too short  Neither easy nor difficult  \n",
       "88878  Appropriate in length                        Easy  \n",
       "88879                    NaN                         NaN  \n",
       "88880                    NaN                         NaN  \n",
       "88881                    NaN                         NaN  \n",
       "88882  Appropriate in length                        Easy  "
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.tail(12)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Selecting rows and columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "people={\"first\":[\"Corey\",\"John\",\"Jane\"],\n",
    "        \"last\":[\"Schafer\",\"Doe\",\"Doe\"],\n",
    "        \"email\":[\"Corey@gmail.com\",\"John@gmail.com\",\"Jane@gmail.com\"]}\n",
    "ex_df = pd.DataFrame(people)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>Corey@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>John@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>Jane@gmail.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last            email\n",
       "0  Corey  Schafer  Corey@gmail.com\n",
       "1   John      Doe   John@gmail.com\n",
       "2   Jane      Doe   Jane@gmail.com"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Corey@gmail.com\n",
       "1     John@gmail.com\n",
       "2     Jane@gmail.com\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"email\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Schafer</td>\n",
       "      <td>Corey@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Doe</td>\n",
       "      <td>John@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Doe</td>\n",
       "      <td>Jane@gmail.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "      last            email\n",
       "0  Schafer  Corey@gmail.com\n",
       "1      Doe   John@gmail.com\n",
       "2      Doe   Jane@gmail.com"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[[\"last\",\"email\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Index(['first', 'last', 'email'], dtype='object')"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "first              Corey\n",
       "last             Schafer\n",
       "email    Corey@gmail.com\n",
       "Name: 0, dtype: object"
      ]
     },
     "execution_count": 17,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.iloc[0] #returns the row of specified index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>Corey@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>John@gmail.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last            email\n",
       "0  Corey  Schafer  Corey@gmail.com\n",
       "1   John      Doe   John@gmail.com"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.iloc[[0,1]] #returns the rows of specified indices"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Corey@gmail.com\n",
       "1     John@gmail.com\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.iloc[[0,1],2] #iloc can only use integer values and thus we cannot put the column names"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "first              Corey\n",
       "last             Schafer\n",
       "email    Corey@gmail.com\n",
       "Name: 0, dtype: object"
      ]
     },
     "execution_count": 20,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>Corey@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>John@gmail.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last            email\n",
       "0  Corey  Schafer  Corey@gmail.com\n",
       "1   John      Doe   John@gmail.com"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[[0,1]] #loc is similar to iloc when using integers"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "             email     last\n",
       "0  Corey@gmail.com  Schafer\n",
       "1   John@gmail.com      Doe"
      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[[0,1],[\"email\",\"last\"]] #loc can only use integer as well as string values and thus we can put the column names"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(88883, 85)"
      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.shape"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Index(['Respondent', 'MainBranch', 'Hobbyist', 'OpenSourcer', 'OpenSource',\n",
       "       'Employment', 'Country', 'Student', 'EdLevel', 'UndergradMajor',\n",
       "       'EduOther', 'OrgSize', 'DevType', 'YearsCode', 'Age1stCode',\n",
       "       'YearsCodePro', 'CareerSat', 'JobSat', 'MgrIdiot', 'MgrMoney',\n",
       "       'MgrWant', 'JobSeek', 'LastHireDate', 'LastInt', 'FizzBuzz',\n",
       "       'JobFactors', 'ResumeUpdate', 'CurrencySymbol', 'CurrencyDesc',\n",
       "       'CompTotal', 'CompFreq', 'ConvertedComp', 'WorkWeekHrs', 'WorkPlan',\n",
       "       'WorkChallenge', 'WorkRemote', 'WorkLoc', 'ImpSyn', 'CodeRev',\n",
       "       'CodeRevHrs', 'UnitTests', 'PurchaseHow', 'PurchaseWhat',\n",
       "       'LanguageWorkedWith', 'LanguageDesireNextYear', 'DatabaseWorkedWith',\n",
       "       'DatabaseDesireNextYear', 'PlatformWorkedWith',\n",
       "       'PlatformDesireNextYear', 'WebFrameWorkedWith',\n",
       "       'WebFrameDesireNextYear', 'MiscTechWorkedWith',\n",
       "       'MiscTechDesireNextYear', 'DevEnviron', 'OpSys', 'Containers',\n",
       "       'BlockchainOrg', 'BlockchainIs', 'BetterLife', 'ITperson', 'OffOn',\n",
       "       'SocialMedia', 'Extraversion', 'ScreenName', 'SOVisit1st',\n",
       "       'SOVisitFreq', 'SOVisitTo', 'SOFindAnswer', 'SOTimeSaved',\n",
       "       'SOHowMuchTime', 'SOAccount', 'SOPartFreq', 'SOJobs', 'EntTeams',\n",
       "       'SOComm', 'WelcomeChange', 'SONewContent', 'Age', 'Gender', 'Trans',\n",
       "       'Sexuality', 'Ethnicity', 'Dependents', 'SurveyLength', 'SurveyEase'],\n",
       "      dtype='object')"
      ]
     },
     "execution_count": 24,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0        Yes\n",
       "1         No\n",
       "2        Yes\n",
       "3         No\n",
       "4        Yes\n",
       "        ... \n",
       "88878    Yes\n",
       "88879     No\n",
       "88880     No\n",
       "88881     No\n",
       "88882    Yes\n",
       "Name: Hobbyist, Length: 88883, dtype: object"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Hobbyist\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Yes    71257\n",
       "No     17626\n",
       "Name: Hobbyist, dtype: int64"
      ]
     },
     "execution_count": 26,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Hobbyist\"].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Respondent                                                                1\n",
       "MainBranch                           I am a student who is learning to code\n",
       "Hobbyist                                                                Yes\n",
       "OpenSourcer                                                           Never\n",
       "OpenSource                The quality of OSS and closed source software ...\n",
       "Employment                           Not employed, and not looking for work\n",
       "Country                                                      United Kingdom\n",
       "Student                                                                  No\n",
       "EdLevel                                           Primary/elementary school\n",
       "UndergradMajor                                                          NaN\n",
       "EduOther                  Taught yourself a new language, framework, or ...\n",
       "OrgSize                                                                 NaN\n",
       "DevType                                                                 NaN\n",
       "YearsCode                                                                 4\n",
       "Age1stCode                                                               10\n",
       "YearsCodePro                                                            NaN\n",
       "CareerSat                                                               NaN\n",
       "JobSat                                                                  NaN\n",
       "MgrIdiot                                                                NaN\n",
       "MgrMoney                                                                NaN\n",
       "MgrWant                                                                 NaN\n",
       "JobSeek                                                                 NaN\n",
       "LastHireDate                                                            NaN\n",
       "LastInt                                                                 NaN\n",
       "FizzBuzz                                                                NaN\n",
       "JobFactors                                                              NaN\n",
       "ResumeUpdate                                                            NaN\n",
       "CurrencySymbol                                                          NaN\n",
       "CurrencyDesc                                                            NaN\n",
       "CompTotal                                                               NaN\n",
       "CompFreq                                                                NaN\n",
       "ConvertedComp                                                           NaN\n",
       "WorkWeekHrs                                                             NaN\n",
       "WorkPlan                                                                NaN\n",
       "WorkChallenge                                                           NaN\n",
       "WorkRemote                                                              NaN\n",
       "WorkLoc                                                                 NaN\n",
       "ImpSyn                                                                  NaN\n",
       "CodeRev                                                                 NaN\n",
       "CodeRevHrs                                                              NaN\n",
       "UnitTests                                                               NaN\n",
       "PurchaseHow                                                             NaN\n",
       "PurchaseWhat                                                            NaN\n",
       "LanguageWorkedWith                          HTML/CSS;Java;JavaScript;Python\n",
       "LanguageDesireNextYear      C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL\n",
       "DatabaseWorkedWith                                                   SQLite\n",
       "DatabaseDesireNextYear                                                MySQL\n",
       "PlatformWorkedWith                                            MacOS;Windows\n",
       "PlatformDesireNextYear                              Android;Arduino;Windows\n",
       "WebFrameWorkedWith                                             Django;Flask\n",
       "WebFrameDesireNextYear                                         Flask;jQuery\n",
       "MiscTechWorkedWith                                                  Node.js\n",
       "MiscTechDesireNextYear                                              Node.js\n",
       "DevEnviron                                       IntelliJ;Notepad++;PyCharm\n",
       "OpSys                                                               Windows\n",
       "Containers                                          I do not use containers\n",
       "BlockchainOrg                                                           NaN\n",
       "BlockchainIs                                                            NaN\n",
       "BetterLife                                                              Yes\n",
       "ITperson                           Fortunately, someone else has that title\n",
       "OffOn                                                                   Yes\n",
       "SocialMedia                                                         Twitter\n",
       "Extraversion                                                         Online\n",
       "ScreenName                                                         Username\n",
       "SOVisit1st                                                             2017\n",
       "SOVisitFreq                                 A few times per month or weekly\n",
       "SOVisitTo                 Find answers to specific questions;Learn how t...\n",
       "SOFindAnswer                                             3-5 times per week\n",
       "SOTimeSaved                                  Stack Overflow was much faster\n",
       "SOHowMuchTime                                                 31-60 minutes\n",
       "SOAccount                                                                No\n",
       "SOPartFreq                                                              NaN\n",
       "SOJobs                    No, I didn't know that Stack Overflow had a jo...\n",
       "EntTeams                                No, and I don't know what those are\n",
       "SOComm                                                              Neutral\n",
       "WelcomeChange                       Just as welcome now as I felt last year\n",
       "SONewContent              Tech articles written by other developers;Indu...\n",
       "Age                                                                      14\n",
       "Gender                                                                  Man\n",
       "Trans                                                                    No\n",
       "Sexuality                                           Straight / Heterosexual\n",
       "Ethnicity                                                               NaN\n",
       "Dependents                                                               No\n",
       "SurveyLength                                          Appropriate in length\n",
       "SurveyEase                                       Neither easy nor difficult\n",
       "Name: 0, dtype: object"
      ]
     },
     "execution_count": 27,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[0]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Yes'"
      ]
     },
     "execution_count": 28,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[0,\"Hobbyist\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Hobbyist</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Yes</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "  Hobbyist\n",
       "0      Yes"
      ]
     },
     "execution_count": 29,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[[0],[\"Hobbyist\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Yes\n",
       "1     No\n",
       "5    Yes\n",
       "Name: Hobbyist, dtype: object"
      ]
     },
     "execution_count": 30,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[[0,1,5],\"Hobbyist\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Hobbyist</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Yes</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>No</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>Yes</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "  Hobbyist\n",
       "0      Yes\n",
       "1       No\n",
       "5      Yes"
      ]
     },
     "execution_count": 31,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[[0,1,5],[\"Hobbyist\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 32,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Yes\n",
       "1     No\n",
       "2    Yes\n",
       "3     No\n",
       "4    Yes\n",
       "5    Yes\n",
       "Name: Hobbyist, dtype: object"
      ]
     },
     "execution_count": 32,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[0:5,\"Hobbyist\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 33,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "  Hobbyist                 OpenSourcer  \\\n",
       "0      Yes                       Never   \n",
       "1       No     Less than once per year   \n",
       "2      Yes                       Never   \n",
       "3       No                       Never   \n",
       "4      Yes  Once a month or more often   \n",
       "5      Yes                       Never   \n",
       "\n",
       "                                          OpenSource  \\\n",
       "0  The quality of OSS and closed source software ...   \n",
       "1  The quality of OSS and closed source software ...   \n",
       "2  The quality of OSS and closed source software ...   \n",
       "3  The quality of OSS and closed source software ...   \n",
       "4  OSS is, on average, of HIGHER quality than pro...   \n",
       "5  The quality of OSS and closed source software ...   \n",
       "\n",
       "                               Employment  \n",
       "0  Not employed, and not looking for work  \n",
       "1      Not employed, but looking for work  \n",
       "2                      Employed full-time  \n",
       "3                      Employed full-time  \n",
       "4                      Employed full-time  \n",
       "5                      Employed full-time  "
      ]
     },
     "execution_count": 33,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[0:5,\"Hobbyist\":\"Employment\"]"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# How to set, reset and use indexes"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>email</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Corey@gmail.com</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>John@gmail.com</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Jane@gmail.com</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 first     last\n",
       "email                          \n",
       "Corey@gmail.com  Corey  Schafer\n",
       "John@gmail.com    John      Doe\n",
       "Jane@gmail.com    Jane      Doe"
      ]
     },
     "execution_count": 34,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.set_index(\"email\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>Corey@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>John@gmail.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>Jane@gmail.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last            email\n",
       "0  Corey  Schafer  Corey@gmail.com\n",
       "1   John      Doe   John@gmail.com\n",
       "2   Jane      Doe   Jane@gmail.com"
      ]
     },
     "execution_count": 35,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "metadata": {},
   "outputs": [],
   "source": [
    "#dataframe did not change the index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 37,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df.set_index(\"email\",inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>email</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Corey@gmail.com</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>John@gmail.com</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Jane@gmail.com</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 first     last\n",
       "email                          \n",
       "Corey@gmail.com  Corey  Schafer\n",
       "John@gmail.com    John      Doe\n",
       "Jane@gmail.com    Jane      Doe"
      ]
     },
     "execution_count": 38,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 39,
   "metadata": {},
   "outputs": [],
   "source": [
    "#inplace will modify the dataframe"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 40,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Index(['Corey@gmail.com', 'John@gmail.com', 'Jane@gmail.com'], dtype='object', name='email')"
      ]
     },
     "execution_count": 40,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 41,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "first      Corey\n",
       "last     Schafer\n",
       "Name: Corey@gmail.com, dtype: object"
      ]
     },
     "execution_count": 41,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[\"Corey@gmail.com\"] #we can actually use strings to find rows"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 42,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Schafer'"
      ]
     },
     "execution_count": 42,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[\"Corey@gmail.com\" , \"last\"] #we can actually use strings to find by rows and columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 43,
   "metadata": {},
   "outputs": [],
   "source": [
    "# ex_df.loc[0] would throw an error until we reset back index to integers"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 44,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "first      Corey\n",
       "last     Schafer\n",
       "Name: Corey@gmail.com, dtype: object"
      ]
     },
     "execution_count": 44,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.iloc[0] #this will still work"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 45,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df.reset_index(inplace=True) #as the name suggests it resets to default index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 46,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "             email  first     last\n",
       "0  Corey@gmail.com  Corey  Schafer\n",
       "1   John@gmail.com   John      Doe\n",
       "2   Jane@gmail.com   Jane      Doe"
      ]
     },
     "execution_count": 46,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 47,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "    .dataframe tbody tr th {\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
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       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
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       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch Hobbyist  \\\n",
       "Respondent                                                               \n",
       "1                      I am a student who is learning to code      Yes   \n",
       "2                      I am a student who is learning to code       No   \n",
       "3           I am not primarily a developer, but I write co...      Yes   \n",
       "4                              I am a developer by profession       No   \n",
       "5                              I am a developer by profession      Yes   \n",
       "\n",
       "                           OpenSourcer  \\\n",
       "Respondent                               \n",
       "1                                Never   \n",
       "2              Less than once per year   \n",
       "3                                Never   \n",
       "4                                Never   \n",
       "5           Once a month or more often   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "3           The quality of OSS and closed source software ...   \n",
       "4           The quality of OSS and closed source software ...   \n",
       "5           OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                        Employment                 Country  \\\n",
       "Respondent                                                                   \n",
       "1           Not employed, and not looking for work          United Kingdom   \n",
       "2               Not employed, but looking for work  Bosnia and Herzegovina   \n",
       "3                               Employed full-time                Thailand   \n",
       "4                               Employed full-time           United States   \n",
       "5                               Employed full-time                 Ukraine   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "1                       No                          Primary/elementary school   \n",
       "2           Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "3                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                               Web development or web design   \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "5           Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "1           Taught yourself a new language, framework, or ...   \n",
       "2           Taken an online course in programming or softw...   \n",
       "3           Taught yourself a new language, framework, or ...   \n",
       "4           Taken an online course in programming or softw...   \n",
       "5           Taken an online course in programming or softw...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "1                                NaN   \n",
       "2                                NaN   \n",
       "3               100 to 499 employees   \n",
       "4               100 to 499 employees   \n",
       "5           10,000 or more employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "1                                                         NaN         4   \n",
       "2           Developer, desktop or enterprise applications;...       NaN   \n",
       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
       "4                                       Developer, full-stack         3   \n",
       "5           Academic researcher;Developer, desktop or ente...        16   \n",
       "\n",
       "           Age1stCode      YearsCodePro           CareerSat  \\\n",
       "Respondent                                                    \n",
       "1                  10               NaN                 NaN   \n",
       "2                  17               NaN                 NaN   \n",
       "3                  22                 1  Slightly satisfied   \n",
       "4                  16  Less than 1 year      Very satisfied   \n",
       "5                  14                 9   Very dissatisfied   \n",
       "\n",
       "                           JobSat              MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                    \n",
       "1                             NaN                   NaN       NaN       NaN   \n",
       "2                             NaN                   NaN       NaN       NaN   \n",
       "3              Slightly satisfied  Not at all confident  Not sure  Not sure   \n",
       "4              Slightly satisfied        Very confident        No  Not sure   \n",
       "5           Slightly dissatisfied    Somewhat confident       Yes        No   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             I am actively looking for a job   \n",
       "3           I’m not actively looking, but I am open to new...   \n",
       "4                I am not interested in new job opportunities   \n",
       "5                I am not interested in new job opportunities   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "1                            NaN   \n",
       "2           I've never had a job   \n",
       "3                  1-2 years ago   \n",
       "4           Less than a year ago   \n",
       "5           Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "1                                                         NaN      NaN   \n",
       "2                                                         NaN      NaN   \n",
       "3                         Interview with people in peer roles       No   \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "3           Languages, frameworks, and other technologies ...   \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "5           Industry that I'd be working in;Languages, fra...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "3                            I was preparing for a job search            THB   \n",
       "4                            I was preparing for a job search            USD   \n",
       "5                            I was preparing for a job search            UAH   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  ConvertedComp  \\\n",
       "Respondent                                                            \n",
       "1                            NaN        NaN      NaN            NaN   \n",
       "2                            NaN        NaN      NaN            NaN   \n",
       "3                      Thai baht    23000.0  Monthly         8820.0   \n",
       "4           United States dollar    61000.0   Yearly        61000.0   \n",
       "5              Ukrainian hryvnia        NaN      NaN            NaN   \n",
       "\n",
       "            WorkWeekHrs                                           WorkPlan  \\\n",
       "Respondent                                                                   \n",
       "1                   NaN                                                NaN   \n",
       "2                   NaN                                                NaN   \n",
       "3                  40.0  There's no schedule or spec; I work on what se...   \n",
       "4                  80.0  There's no schedule or spec; I work on what se...   \n",
       "5                  55.0  There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           Distracting work environment;Inadequate access...   \n",
       "4                                                         NaN   \n",
       "5           Being tasked with non-development work;Inadequ...   \n",
       "\n",
       "                                  WorkRemote WorkLoc                  ImpSyn  \\\n",
       "Respondent                                                                     \n",
       "1                                        NaN     NaN                     NaN   \n",
       "2                                        NaN     NaN                     NaN   \n",
       "3           Less than once per month / Never    Home                 Average   \n",
       "4           Less than once per month / Never    Home  A little below average   \n",
       "5                      A few days each month  Office  A little above average   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "1                                               NaN         NaN   \n",
       "2                                               NaN         NaN   \n",
       "3                                                No         NaN   \n",
       "4                                                No         NaN   \n",
       "5           Yes, because I see value in code review         NaN   \n",
       "\n",
       "                                UnitTests  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3               No, but I think we should   \n",
       "4               No, but I think we should   \n",
       "5           Yes, it's part of our process   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                                                    Not sure   \n",
       "4           Developers typically have the most influence o...   \n",
       "5                                                    Not sure   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3           I have little or no influence   \n",
       "4           I have little or no influence   \n",
       "5           I have little or no influence   \n",
       "\n",
       "                                     LanguageWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                       HTML/CSS;Java;JavaScript;Python   \n",
       "2                                   C++;HTML/CSS;Python   \n",
       "3                                              HTML/CSS   \n",
       "4                                   C;C++;C#;Python;SQL   \n",
       "5           C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "\n",
       "                                     LanguageDesireNextYear  \\\n",
       "Respondent                                                    \n",
       "1           C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                               C++;HTML/CSS;JavaScript;SQL   \n",
       "3                                           Elixir;HTML/CSS   \n",
       "4                                       C;C#;JavaScript;SQL   \n",
       "5                  HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "\n",
       "                                          DatabaseWorkedWith  \\\n",
       "Respondent                                                     \n",
       "1                                                     SQLite   \n",
       "2                                                        NaN   \n",
       "3                                                 PostgreSQL   \n",
       "4                                               MySQL;SQLite   \n",
       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                                       MySQL   \n",
       "2                                                       MySQL   \n",
       "3                                                  PostgreSQL   \n",
       "4                                                MySQL;SQLite   \n",
       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "\n",
       "                           PlatformWorkedWith  \\\n",
       "Respondent                                      \n",
       "1                               MacOS;Windows   \n",
       "2                                     Windows   \n",
       "3                                         NaN   \n",
       "4                               Linux;Windows   \n",
       "5           Android;Linux;MacOS;Slack;Windows   \n",
       "\n",
       "                           PlatformDesireNextYear  \\\n",
       "Respondent                                          \n",
       "1                         Android;Arduino;Windows   \n",
       "2                                         Windows   \n",
       "3                                             NaN   \n",
       "4                                   Linux;Windows   \n",
       "5           Android;Docker;Kubernetes;Linux;Slack   \n",
       "\n",
       "                                     WebFrameWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                                          Django;Flask   \n",
       "2                                                Django   \n",
       "3                                                   NaN   \n",
       "4                                                   NaN   \n",
       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
       "\n",
       "                  WebFrameDesireNextYear MiscTechWorkedWith  \\\n",
       "Respondent                                                    \n",
       "1                           Flask;jQuery            Node.js   \n",
       "2                                 Django                NaN   \n",
       "3                              Other(s):                NaN   \n",
       "4                                    NaN               .NET   \n",
       "5           Flask;jQuery;React.js;Spring    Cordova;Node.js   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                                            Node.js   \n",
       "2                                                NaN   \n",
       "3                                                NaN   \n",
       "4                                               .NET   \n",
       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
       "\n",
       "                                              DevEnviron        OpSys  \\\n",
       "Respondent                                                              \n",
       "1                             IntelliJ;Notepad++;PyCharm      Windows   \n",
       "2                                           Atom;PyCharm      Windows   \n",
       "3                                 Vim;Visual Studio Code  Linux-based   \n",
       "4           Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "5                                 IntelliJ;Notepad++;Vim  Linux-based   \n",
       "\n",
       "                                        Containers BlockchainOrg  \\\n",
       "Respondent                                                         \n",
       "1                          I do not use containers           NaN   \n",
       "2                          I do not use containers           NaN   \n",
       "3                          I do not use containers           NaN   \n",
       "4                          I do not use containers    Not at all   \n",
       "5           Outside of work, for personal projects    Not at all   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN        Yes   \n",
       "2           Useful across many domains and could change ma...        Yes   \n",
       "3                                                         NaN        Yes   \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "5                                                         NaN        Yes   \n",
       "\n",
       "                                            ITperson OffOn SocialMedia  \\\n",
       "Respondent                                                               \n",
       "1           Fortunately, someone else has that title   Yes     Twitter   \n",
       "2                                                Yes   Yes   Instagram   \n",
       "3                                                Yes   Yes      Reddit   \n",
       "4                                               SIGH   Yes      Reddit   \n",
       "5                                           Also Yes   Yes    Facebook   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "1                             Online   Username              2017   \n",
       "2                             Online   Username              2017   \n",
       "3           In real life (in person)   Username              2011   \n",
       "4           In real life (in person)   Username              2014   \n",
       "5           In real life (in person)   Username  I don't remember   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "3                      A few times per week   \n",
       "4                     Daily or almost daily   \n",
       "5                    Multiple times per day   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "3           Find answers to specific questions;Learn how t...   \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "5                          Find answers to specific questions   \n",
       "\n",
       "                           SOFindAnswer                     SOTimeSaved  \\\n",
       "Respondent                                                                \n",
       "1                    3-5 times per week  Stack Overflow was much faster   \n",
       "2                    3-5 times per week  Stack Overflow was much faster   \n",
       "3                   6-10 times per week        They were about the same   \n",
       "4                    1-2 times per week  Stack Overflow was much faster   \n",
       "5           More than 10 times per week  Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "1           31-60 minutes        No                                  NaN   \n",
       "2           11-30 minutes       Yes      A few times per month or weekly   \n",
       "3                     NaN       Yes  Less than once per month or monthly   \n",
       "4           31-60 minutes       Yes  Less than once per month or monthly   \n",
       "5                     NaN       Yes      A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "3                                                         Yes   \n",
       "4                                                         Yes   \n",
       "5           No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "1                         No, and I don't know what those are   \n",
       "2                         No, and I don't know what those are   \n",
       "3           No, I've heard of them, but I am not part of a...   \n",
       "4                         No, and I don't know what those are   \n",
       "5           No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                            WelcomeChange  \\\n",
       "Respondent                                                             \n",
       "1                   Neutral  Just as welcome now as I felt last year   \n",
       "2             Yes, somewhat  Just as welcome now as I felt last year   \n",
       "3                   Neutral  Just as welcome now as I felt last year   \n",
       "4            No, not really  Just as welcome now as I felt last year   \n",
       "5           Yes, definitely  Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "1             No  Straight / Heterosexual   \n",
       "2             No  Straight / Heterosexual   \n",
       "3             No  Straight / Heterosexual   \n",
       "4             No  Straight / Heterosexual   \n",
       "5             No  Straight / Heterosexual   \n",
       "\n",
       "                                           Ethnicity Dependents  \\\n",
       "Respondent                                                        \n",
       "1                                                NaN         No   \n",
       "2                                                NaN         No   \n",
       "3                                                NaN        Yes   \n",
       "4                       White or of European descent         No   \n",
       "5           White or of European descent;Multiracial         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  \n",
       "3           Appropriate in length  Neither easy nor difficult  \n",
       "4           Appropriate in length                        Easy  \n",
       "5           Appropriate in length                        Easy  "
      ]
     },
     "execution_count": 47,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df = pd.read_csv(\"survey_results_public.csv\" , index_col=\"Respondent\") #we can change the index while reading\n",
    "df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 48,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Respondent</td>\n",
       "      <td>Randomized respondent ID number (not in order ...</td>\n",
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       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>MainBranch</td>\n",
       "      <td>Which of the following options best describes ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Hobbyist</td>\n",
       "      <td>Do you code as a hobby?</td>\n",
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       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>OpenSourcer</td>\n",
       "      <td>How often do you contribute to open source?</td>\n",
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       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>OpenSource</td>\n",
       "      <td>How do you feel about the quality of open sour...</td>\n",
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       "      <th>5</th>\n",
       "      <td>Employment</td>\n",
       "      <td>Which of the following best describes your cur...</td>\n",
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       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>Country</td>\n",
       "      <td>In which country do you currently reside?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>Student</td>\n",
       "      <td>Are you currently enrolled in a formal, degree...</td>\n",
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       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>EdLevel</td>\n",
       "      <td>Which of the following best describes the high...</td>\n",
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       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>UndergradMajor</td>\n",
       "      <td>What was your main or most important field of ...</td>\n",
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       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>EduOther</td>\n",
       "      <td>Which of the following types of non-degree edu...</td>\n",
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       "    <tr>\n",
       "      <th>11</th>\n",
       "      <td>OrgSize</td>\n",
       "      <td>Approximately how many people are employed by ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>12</th>\n",
       "      <td>DevType</td>\n",
       "      <td>Which of the following describe you? Please se...</td>\n",
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       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>YearsCode</td>\n",
       "      <td>Including any education, how many years have y...</td>\n",
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       "    <tr>\n",
       "      <th>14</th>\n",
       "      <td>Age1stCode</td>\n",
       "      <td>At what age did you write your first line of c...</td>\n",
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       "    <tr>\n",
       "      <th>15</th>\n",
       "      <td>YearsCodePro</td>\n",
       "      <td>How many years have you coded professionally (...</td>\n",
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       "    <tr>\n",
       "      <th>16</th>\n",
       "      <td>CareerSat</td>\n",
       "      <td>Overall, how satisfied are you with your caree...</td>\n",
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       "    <tr>\n",
       "      <th>17</th>\n",
       "      <td>JobSat</td>\n",
       "      <td>How satisfied are you with your current job? (...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>18</th>\n",
       "      <td>MgrIdiot</td>\n",
       "      <td>How confident are you that your manager knows ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>19</th>\n",
       "      <td>MgrMoney</td>\n",
       "      <td>Do you believe that you need to be a manager t...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>20</th>\n",
       "      <td>MgrWant</td>\n",
       "      <td>Do you want to become a manager yourself in th...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>21</th>\n",
       "      <td>JobSeek</td>\n",
       "      <td>Which of the following best describes your cur...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22</th>\n",
       "      <td>LastHireDate</td>\n",
       "      <td>When was the last time that you took a job wit...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23</th>\n",
       "      <td>LastInt</td>\n",
       "      <td>In your most recent successful job interview (...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>24</th>\n",
       "      <td>FizzBuzz</td>\n",
       "      <td>Have you ever been asked to solve FizzBuzz in ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>25</th>\n",
       "      <td>JobFactors</td>\n",
       "      <td>Imagine that you are deciding between two job ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>26</th>\n",
       "      <td>ResumeUpdate</td>\n",
       "      <td>Think back to the last time you updated your r...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>27</th>\n",
       "      <td>CurrencySymbol</td>\n",
       "      <td>Which currency do you use day-to-day? If your ...</td>\n",
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       "    <tr>\n",
       "      <th>28</th>\n",
       "      <td>CurrencyDesc</td>\n",
       "      <td>Which currency do you use day-to-day? If your ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>29</th>\n",
       "      <td>CompTotal</td>\n",
       "      <td>What is your current total compensation (salar...</td>\n",
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       "    <tr>\n",
       "      <th>30</th>\n",
       "      <td>CompFreq</td>\n",
       "      <td>Is that compensation weekly, monthly, or yearly?</td>\n",
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       "    <tr>\n",
       "      <th>31</th>\n",
       "      <td>ConvertedComp</td>\n",
       "      <td>Salary converted to annual USD salaries using ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>32</th>\n",
       "      <td>WorkWeekHrs</td>\n",
       "      <td>On average, how many hours per week do you work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>33</th>\n",
       "      <td>WorkPlan</td>\n",
       "      <td>How structured or planned is your work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>34</th>\n",
       "      <td>WorkChallenge</td>\n",
       "      <td>Of these options, what are your greatest chall...</td>\n",
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       "    <tr>\n",
       "      <th>35</th>\n",
       "      <td>WorkRemote</td>\n",
       "      <td>How often do you work remotely?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>36</th>\n",
       "      <td>WorkLoc</td>\n",
       "      <td>Where would you prefer to work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>37</th>\n",
       "      <td>ImpSyn</td>\n",
       "      <td>For the specific work you do, and the years of...</td>\n",
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       "    <tr>\n",
       "      <th>38</th>\n",
       "      <td>CodeRev</td>\n",
       "      <td>Do you review code as part of your work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>39</th>\n",
       "      <td>CodeRevHrs</td>\n",
       "      <td>On average, how many hours per week do you spe...</td>\n",
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       "    <tr>\n",
       "      <th>40</th>\n",
       "      <td>UnitTests</td>\n",
       "      <td>Does your company regularly employ unit tests ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>41</th>\n",
       "      <td>PurchaseHow</td>\n",
       "      <td>How does your company make decisions about pur...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>42</th>\n",
       "      <td>PurchaseWhat</td>\n",
       "      <td>What level of influence do you, personally, ha...</td>\n",
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       "    <tr>\n",
       "      <th>43</th>\n",
       "      <td>LanguageWorkedWith</td>\n",
       "      <td>Which of the following programming, scripting,...</td>\n",
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       "    <tr>\n",
       "      <th>44</th>\n",
       "      <td>LanguageDesireNextYear</td>\n",
       "      <td>Which of the following programming, scripting,...</td>\n",
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       "    <tr>\n",
       "      <th>45</th>\n",
       "      <td>DatabaseWorkedWith</td>\n",
       "      <td>Which of the following database environments h...</td>\n",
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       "    <tr>\n",
       "      <th>46</th>\n",
       "      <td>DatabaseDesireNextYear</td>\n",
       "      <td>Which of the following database environments h...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>47</th>\n",
       "      <td>PlatformWorkedWith</td>\n",
       "      <td>Which of the following platforms have you done...</td>\n",
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       "    <tr>\n",
       "      <th>48</th>\n",
       "      <td>PlatformDesireNextYear</td>\n",
       "      <td>Which of the following platforms have you done...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>49</th>\n",
       "      <td>WebFrameWorkedWith</td>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50</th>\n",
       "      <td>WebFrameDesireNextYear</td>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>51</th>\n",
       "      <td>MiscTechWorkedWith</td>\n",
       "      <td>Which of the following other frameworks, libra...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>52</th>\n",
       "      <td>MiscTechDesireNextYear</td>\n",
       "      <td>Which of the following other frameworks, libra...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>53</th>\n",
       "      <td>DevEnviron</td>\n",
       "      <td>Which development environment(s) do you use re...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>54</th>\n",
       "      <td>OpSys</td>\n",
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       "      <td>Containers</td>\n",
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       "      <th>56</th>\n",
       "      <td>BlockchainOrg</td>\n",
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       "      <th>57</th>\n",
       "      <td>BlockchainIs</td>\n",
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       "      <td>BetterLife</td>\n",
       "      <td>Do you think people born today will have a bet...</td>\n",
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       "    <tr>\n",
       "      <th>59</th>\n",
       "      <td>ITperson</td>\n",
       "      <td>Are you the \"IT support person\" for your family?</td>\n",
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       "    <tr>\n",
       "      <th>60</th>\n",
       "      <td>OffOn</td>\n",
       "      <td>Have you tried turning it off and on again?</td>\n",
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       "    <tr>\n",
       "      <th>61</th>\n",
       "      <td>SocialMedia</td>\n",
       "      <td>What social media site do you use the most?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>62</th>\n",
       "      <td>Extraversion</td>\n",
       "      <td>Do you prefer online chat or IRL conversations?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>63</th>\n",
       "      <td>ScreenName</td>\n",
       "      <td>What do you call it?</td>\n",
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       "    <tr>\n",
       "      <th>64</th>\n",
       "      <td>SOVisit1st</td>\n",
       "      <td>To the best of your memory, when did you first...</td>\n",
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       "    <tr>\n",
       "      <th>65</th>\n",
       "      <td>SOVisitFreq</td>\n",
       "      <td>How frequently would you say you visit Stack O...</td>\n",
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       "    <tr>\n",
       "      <th>66</th>\n",
       "      <td>SOVisitTo</td>\n",
       "      <td>I visit Stack Overflow to... (check all that a...</td>\n",
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       "    <tr>\n",
       "      <th>67</th>\n",
       "      <td>SOFindAnswer</td>\n",
       "      <td>On average, how many times a week do you find ...</td>\n",
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       "      <th>68</th>\n",
       "      <td>SOTimeSaved</td>\n",
       "      <td>Think back to the last time you solved a codin...</td>\n",
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       "    <tr>\n",
       "      <th>69</th>\n",
       "      <td>SOHowMuchTime</td>\n",
       "      <td>About how much time did you save? If you're no...</td>\n",
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       "    <tr>\n",
       "      <th>70</th>\n",
       "      <td>SOAccount</td>\n",
       "      <td>Do you have a Stack Overflow account?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>71</th>\n",
       "      <td>SOPartFreq</td>\n",
       "      <td>How frequently would you say you participate i...</td>\n",
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       "      <th>72</th>\n",
       "      <td>SOJobs</td>\n",
       "      <td>Have you ever used or visited Stack Overflow J...</td>\n",
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       "      <th>73</th>\n",
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       "      <td>Have you ever used Stack Overflow for Enterpri...</td>\n",
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       "    <tr>\n",
       "      <th>74</th>\n",
       "      <td>SOComm</td>\n",
       "      <td>Do you consider yourself a member of the Stack...</td>\n",
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       "    <tr>\n",
       "      <th>75</th>\n",
       "      <td>WelcomeChange</td>\n",
       "      <td>Compared to last year, how welcome do you feel...</td>\n",
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       "      <th>76</th>\n",
       "      <td>SONewContent</td>\n",
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       "      <th>77</th>\n",
       "      <td>Age</td>\n",
       "      <td>What is your age (in years)? If you prefer not...</td>\n",
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       "    <tr>\n",
       "      <th>78</th>\n",
       "      <td>Gender</td>\n",
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       "    <tr>\n",
       "      <th>79</th>\n",
       "      <td>Trans</td>\n",
       "      <td>Do you identify as transgender?</td>\n",
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       "      <th>80</th>\n",
       "      <td>Sexuality</td>\n",
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       "      <th>81</th>\n",
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       "      <th>82</th>\n",
       "      <td>Dependents</td>\n",
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       "    <tr>\n",
       "      <th>83</th>\n",
       "      <td>SurveyLength</td>\n",
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       "    <tr>\n",
       "      <th>84</th>\n",
       "      <td>SurveyEase</td>\n",
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       "                    Column                                       QuestionText\n",
       "0               Respondent  Randomized respondent ID number (not in order ...\n",
       "1               MainBranch  Which of the following options best describes ...\n",
       "2                 Hobbyist                            Do you code as a hobby?\n",
       "3              OpenSourcer        How often do you contribute to open source?\n",
       "4               OpenSource  How do you feel about the quality of open sour...\n",
       "5               Employment  Which of the following best describes your cur...\n",
       "6                  Country          In which country do you currently reside?\n",
       "7                  Student  Are you currently enrolled in a formal, degree...\n",
       "8                  EdLevel  Which of the following best describes the high...\n",
       "9           UndergradMajor  What was your main or most important field of ...\n",
       "10                EduOther  Which of the following types of non-degree edu...\n",
       "11                 OrgSize  Approximately how many people are employed by ...\n",
       "12                 DevType  Which of the following describe you? Please se...\n",
       "13               YearsCode  Including any education, how many years have y...\n",
       "14              Age1stCode  At what age did you write your first line of c...\n",
       "15            YearsCodePro  How many years have you coded professionally (...\n",
       "16               CareerSat  Overall, how satisfied are you with your caree...\n",
       "17                  JobSat  How satisfied are you with your current job? (...\n",
       "18                MgrIdiot  How confident are you that your manager knows ...\n",
       "19                MgrMoney  Do you believe that you need to be a manager t...\n",
       "20                 MgrWant  Do you want to become a manager yourself in th...\n",
       "21                 JobSeek  Which of the following best describes your cur...\n",
       "22            LastHireDate  When was the last time that you took a job wit...\n",
       "23                 LastInt  In your most recent successful job interview (...\n",
       "24                FizzBuzz  Have you ever been asked to solve FizzBuzz in ...\n",
       "25              JobFactors  Imagine that you are deciding between two job ...\n",
       "26            ResumeUpdate  Think back to the last time you updated your r...\n",
       "27          CurrencySymbol  Which currency do you use day-to-day? If your ...\n",
       "28            CurrencyDesc  Which currency do you use day-to-day? If your ...\n",
       "29               CompTotal  What is your current total compensation (salar...\n",
       "30                CompFreq   Is that compensation weekly, monthly, or yearly?\n",
       "31           ConvertedComp  Salary converted to annual USD salaries using ...\n",
       "32             WorkWeekHrs   On average, how many hours per week do you work?\n",
       "33                WorkPlan            How structured or planned is your work?\n",
       "34           WorkChallenge  Of these options, what are your greatest chall...\n",
       "35              WorkRemote                    How often do you work remotely?\n",
       "36                 WorkLoc                    Where would you prefer to work?\n",
       "37                  ImpSyn  For the specific work you do, and the years of...\n",
       "38                 CodeRev           Do you review code as part of your work?\n",
       "39              CodeRevHrs  On average, how many hours per week do you spe...\n",
       "40               UnitTests  Does your company regularly employ unit tests ...\n",
       "41             PurchaseHow  How does your company make decisions about pur...\n",
       "42            PurchaseWhat  What level of influence do you, personally, ha...\n",
       "43      LanguageWorkedWith  Which of the following programming, scripting,...\n",
       "44  LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "45      DatabaseWorkedWith  Which of the following database environments h...\n",
       "46  DatabaseDesireNextYear  Which of the following database environments h...\n",
       "47      PlatformWorkedWith  Which of the following platforms have you done...\n",
       "48  PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "49      WebFrameWorkedWith  Which of the following web frameworks have you...\n",
       "50  WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "51      MiscTechWorkedWith  Which of the following other frameworks, libra...\n",
       "52  MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "53              DevEnviron  Which development environment(s) do you use re...\n",
       "54                   OpSys  What is the primary operating system in which ...\n",
       "55              Containers  How do you use containers (Docker, Open Contai...\n",
       "56           BlockchainOrg  How is your organization thinking about or imp...\n",
       "57            BlockchainIs  Blockchain / cryptocurrency technology is prim...\n",
       "58              BetterLife  Do you think people born today will have a bet...\n",
       "59                ITperson   Are you the \"IT support person\" for your family?\n",
       "60                   OffOn        Have you tried turning it off and on again?\n",
       "61             SocialMedia        What social media site do you use the most?\n",
       "62            Extraversion    Do you prefer online chat or IRL conversations?\n",
       "63              ScreenName                               What do you call it?\n",
       "64              SOVisit1st  To the best of your memory, when did you first...\n",
       "65             SOVisitFreq  How frequently would you say you visit Stack O...\n",
       "66               SOVisitTo  I visit Stack Overflow to... (check all that a...\n",
       "67            SOFindAnswer  On average, how many times a week do you find ...\n",
       "68             SOTimeSaved  Think back to the last time you solved a codin...\n",
       "69           SOHowMuchTime  About how much time did you save? If you're no...\n",
       "70               SOAccount              Do you have a Stack Overflow account?\n",
       "71              SOPartFreq  How frequently would you say you participate i...\n",
       "72                  SOJobs  Have you ever used or visited Stack Overflow J...\n",
       "73                EntTeams  Have you ever used Stack Overflow for Enterpri...\n",
       "74                  SOComm  Do you consider yourself a member of the Stack...\n",
       "75           WelcomeChange  Compared to last year, how welcome do you feel...\n",
       "76            SONewContent  Would you like to see any of the following on ...\n",
       "77                     Age  What is your age (in years)? If you prefer not...\n",
       "78                  Gender  Which of the following do you currently identi...\n",
       "79                   Trans                    Do you identify as transgender?\n",
       "80               Sexuality  Which of the following do you currently identi...\n",
       "81               Ethnicity  Which of the following do you identify as? Ple...\n",
       "82              Dependents  Do you have any dependents (e.g., children, el...\n",
       "83            SurveyLength  How do you feel about the length of the survey...\n",
       "84              SurveyEase  How easy or difficult was this survey to compl..."
      ]
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       "    <tr>\n",
       "      <th>ITperson</th>\n",
       "      <td>Are you the \"IT support person\" for your family?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>OffOn</th>\n",
       "      <td>Have you tried turning it off and on again?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SocialMedia</th>\n",
       "      <td>What social media site do you use the most?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Extraversion</th>\n",
       "      <td>Do you prefer online chat or IRL conversations?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>ScreenName</th>\n",
       "      <td>What do you call it?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOVisit1st</th>\n",
       "      <td>To the best of your memory, when did you first...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <td>How frequently would you say you visit Stack O...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOVisitTo</th>\n",
       "      <td>I visit Stack Overflow to... (check all that a...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <td>On average, how many times a week do you find ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <td>Think back to the last time you solved a codin...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <td>About how much time did you save? If you're no...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOAccount</th>\n",
       "      <td>Do you have a Stack Overflow account?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOPartFreq</th>\n",
       "      <td>How frequently would you say you participate i...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOJobs</th>\n",
       "      <td>Have you ever used or visited Stack Overflow J...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>EntTeams</th>\n",
       "      <td>Have you ever used Stack Overflow for Enterpri...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOComm</th>\n",
       "      <td>Do you consider yourself a member of the Stack...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WelcomeChange</th>\n",
       "      <td>Compared to last year, how welcome do you feel...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SONewContent</th>\n",
       "      <td>Would you like to see any of the following on ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Age</th>\n",
       "      <td>What is your age (in years)? If you prefer not...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Gender</th>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Trans</th>\n",
       "      <td>Do you identify as transgender?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Sexuality</th>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Ethnicity</th>\n",
       "      <td>Which of the following do you identify as? Ple...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Dependents</th>\n",
       "      <td>Do you have any dependents (e.g., children, el...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SurveyLength</th>\n",
       "      <td>How do you feel about the length of the survey...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SurveyEase</th>\n",
       "      <td>How easy or difficult was this survey to compl...</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                             QuestionText\n",
       "Column                                                                   \n",
       "Respondent              Randomized respondent ID number (not in order ...\n",
       "MainBranch              Which of the following options best describes ...\n",
       "Hobbyist                                          Do you code as a hobby?\n",
       "OpenSourcer                   How often do you contribute to open source?\n",
       "OpenSource              How do you feel about the quality of open sour...\n",
       "Employment              Which of the following best describes your cur...\n",
       "Country                         In which country do you currently reside?\n",
       "Student                 Are you currently enrolled in a formal, degree...\n",
       "EdLevel                 Which of the following best describes the high...\n",
       "UndergradMajor          What was your main or most important field of ...\n",
       "EduOther                Which of the following types of non-degree edu...\n",
       "OrgSize                 Approximately how many people are employed by ...\n",
       "DevType                 Which of the following describe you? Please se...\n",
       "YearsCode               Including any education, how many years have y...\n",
       "Age1stCode              At what age did you write your first line of c...\n",
       "YearsCodePro            How many years have you coded professionally (...\n",
       "CareerSat               Overall, how satisfied are you with your caree...\n",
       "JobSat                  How satisfied are you with your current job? (...\n",
       "MgrIdiot                How confident are you that your manager knows ...\n",
       "MgrMoney                Do you believe that you need to be a manager t...\n",
       "MgrWant                 Do you want to become a manager yourself in th...\n",
       "JobSeek                 Which of the following best describes your cur...\n",
       "LastHireDate            When was the last time that you took a job wit...\n",
       "LastInt                 In your most recent successful job interview (...\n",
       "FizzBuzz                Have you ever been asked to solve FizzBuzz in ...\n",
       "JobFactors              Imagine that you are deciding between two job ...\n",
       "ResumeUpdate            Think back to the last time you updated your r...\n",
       "CurrencySymbol          Which currency do you use day-to-day? If your ...\n",
       "CurrencyDesc            Which currency do you use day-to-day? If your ...\n",
       "CompTotal               What is your current total compensation (salar...\n",
       "CompFreq                 Is that compensation weekly, monthly, or yearly?\n",
       "ConvertedComp           Salary converted to annual USD salaries using ...\n",
       "WorkWeekHrs              On average, how many hours per week do you work?\n",
       "WorkPlan                          How structured or planned is your work?\n",
       "WorkChallenge           Of these options, what are your greatest chall...\n",
       "WorkRemote                                How often do you work remotely?\n",
       "WorkLoc                                   Where would you prefer to work?\n",
       "ImpSyn                  For the specific work you do, and the years of...\n",
       "CodeRev                          Do you review code as part of your work?\n",
       "CodeRevHrs              On average, how many hours per week do you spe...\n",
       "UnitTests               Does your company regularly employ unit tests ...\n",
       "PurchaseHow             How does your company make decisions about pur...\n",
       "PurchaseWhat            What level of influence do you, personally, ha...\n",
       "LanguageWorkedWith      Which of the following programming, scripting,...\n",
       "LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "DatabaseWorkedWith      Which of the following database environments h...\n",
       "DatabaseDesireNextYear  Which of the following database environments h...\n",
       "PlatformWorkedWith      Which of the following platforms have you done...\n",
       "PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "WebFrameWorkedWith      Which of the following web frameworks have you...\n",
       "WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "MiscTechWorkedWith      Which of the following other frameworks, libra...\n",
       "MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "DevEnviron              Which development environment(s) do you use re...\n",
       "OpSys                   What is the primary operating system in which ...\n",
       "Containers              How do you use containers (Docker, Open Contai...\n",
       "BlockchainOrg           How is your organization thinking about or imp...\n",
       "BlockchainIs            Blockchain / cryptocurrency technology is prim...\n",
       "BetterLife              Do you think people born today will have a bet...\n",
       "ITperson                 Are you the \"IT support person\" for your family?\n",
       "OffOn                         Have you tried turning it off and on again?\n",
       "SocialMedia                   What social media site do you use the most?\n",
       "Extraversion              Do you prefer online chat or IRL conversations?\n",
       "ScreenName                                           What do you call it?\n",
       "SOVisit1st              To the best of your memory, when did you first...\n",
       "SOVisitFreq             How frequently would you say you visit Stack O...\n",
       "SOVisitTo               I visit Stack Overflow to... (check all that a...\n",
       "SOFindAnswer            On average, how many times a week do you find ...\n",
       "SOTimeSaved             Think back to the last time you solved a codin...\n",
       "SOHowMuchTime           About how much time did you save? If you're no...\n",
       "SOAccount                           Do you have a Stack Overflow account?\n",
       "SOPartFreq              How frequently would you say you participate i...\n",
       "SOJobs                  Have you ever used or visited Stack Overflow J...\n",
       "EntTeams                Have you ever used Stack Overflow for Enterpri...\n",
       "SOComm                  Do you consider yourself a member of the Stack...\n",
       "WelcomeChange           Compared to last year, how welcome do you feel...\n",
       "SONewContent            Would you like to see any of the following on ...\n",
       "Age                     What is your age (in years)? If you prefer not...\n",
       "Gender                  Which of the following do you currently identi...\n",
       "Trans                                     Do you identify as transgender?\n",
       "Sexuality               Which of the following do you currently identi...\n",
       "Ethnicity               Which of the following do you identify as? Ple...\n",
       "Dependents              Do you have any dependents (e.g., children, el...\n",
       "SurveyLength            How do you feel about the length of the survey...\n",
       "SurveyEase              How easy or difficult was this survey to compl..."
      ]
     },
     "execution_count": 49,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df = pd.read_csv(\"survey_results_schema.csv\" , index_col=\"Column\")\n",
    "schema_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 50,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "QuestionText    Do you code as a hobby?\n",
       "Name: Hobbyist, dtype: object"
      ]
     },
     "execution_count": 50,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.loc[\"Hobbyist\"] #changing the index allowed us to easily search for the question associated with hobbyist column in df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 51,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "QuestionText    How confident are you that your manager knows ...\n",
       "Name: MgrIdiot, dtype: object"
      ]
     },
     "execution_count": 51,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.loc[\"MgrIdiot\"] #but its's truncated"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 52,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'How confident are you that your manager knows what they’re doing?'"
      ]
     },
     "execution_count": 52,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.loc[\"MgrIdiot\",\"QuestionText\"] #we got rid of the truncation without changing jupyter options"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 53,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "    <tr style=\"text-align: right;\">\n",
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       "      <th>Age</th>\n",
       "      <td>What is your age (in years)? If you prefer not...</td>\n",
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       "      <th>Age1stCode</th>\n",
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       "      <td>Is that compensation weekly, monthly, or yearly?</td>\n",
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       "      <th>CompTotal</th>\n",
       "      <td>What is your current total compensation (salar...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Containers</th>\n",
       "      <td>How do you use containers (Docker, Open Contai...</td>\n",
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       "      <th>ConvertedComp</th>\n",
       "      <td>Salary converted to annual USD salaries using ...</td>\n",
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       "      <td>In which country do you currently reside?</td>\n",
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       "      <th>CurrencySymbol</th>\n",
       "      <td>Which currency do you use day-to-day? If your ...</td>\n",
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       "      <th>DatabaseDesireNextYear</th>\n",
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       "      <td>Which of the following describe you? Please se...</td>\n",
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       "      <td>Which of the following best describes the high...</td>\n",
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       "      <th>EduOther</th>\n",
       "      <td>Which of the following types of non-degree edu...</td>\n",
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       "      <th>ImpSyn</th>\n",
       "      <td>For the specific work you do, and the years of...</td>\n",
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       "      <th>JobFactors</th>\n",
       "      <td>Imagine that you are deciding between two job ...</td>\n",
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       "    <tr>\n",
       "      <th>JobSat</th>\n",
       "      <td>How satisfied are you with your current job? (...</td>\n",
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       "      <th>JobSeek</th>\n",
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       "      <td>Which of the following programming, scripting,...</td>\n",
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       "    <tr>\n",
       "      <th>LastHireDate</th>\n",
       "      <td>When was the last time that you took a job wit...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>LastInt</th>\n",
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       "      <td>Which of the following options best describes ...</td>\n",
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       "      <td>Have you tried turning it off and on again?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>OpSys</th>\n",
       "      <td>What is the primary operating system in which ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>OpenSource</th>\n",
       "      <td>How do you feel about the quality of open sour...</td>\n",
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       "    <tr>\n",
       "      <th>OpenSourcer</th>\n",
       "      <td>How often do you contribute to open source?</td>\n",
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       "    <tr>\n",
       "      <th>OrgSize</th>\n",
       "      <td>Approximately how many people are employed by ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
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       "      <td>Which of the following platforms have you done...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <td>Which of the following platforms have you done...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>PurchaseHow</th>\n",
       "      <td>How does your company make decisions about pur...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <td>What level of influence do you, personally, ha...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <td>Randomized respondent ID number (not in order ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <td>Think back to the last time you updated your r...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOAccount</th>\n",
       "      <td>Do you have a Stack Overflow account?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOComm</th>\n",
       "      <td>Do you consider yourself a member of the Stack...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <td>On average, how many times a week do you find ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <td>About how much time did you save? If you're no...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOJobs</th>\n",
       "      <td>Have you ever used or visited Stack Overflow J...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SONewContent</th>\n",
       "      <td>Would you like to see any of the following on ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOPartFreq</th>\n",
       "      <td>How frequently would you say you participate i...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <td>Think back to the last time you solved a codin...</td>\n",
       "    </tr>\n",
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       "      <th>SOVisit1st</th>\n",
       "      <td>To the best of your memory, when did you first...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <td>How frequently would you say you visit Stack O...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOVisitTo</th>\n",
       "      <td>I visit Stack Overflow to... (check all that a...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>ScreenName</th>\n",
       "      <td>What do you call it?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Sexuality</th>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
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       "    <tr>\n",
       "      <th>SocialMedia</th>\n",
       "      <td>What social media site do you use the most?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Student</th>\n",
       "      <td>Are you currently enrolled in a formal, degree...</td>\n",
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       "    <tr>\n",
       "      <th>SurveyEase</th>\n",
       "      <td>How easy or difficult was this survey to compl...</td>\n",
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       "    <tr>\n",
       "      <th>SurveyLength</th>\n",
       "      <td>How do you feel about the length of the survey...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Trans</th>\n",
       "      <td>Do you identify as transgender?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>UndergradMajor</th>\n",
       "      <td>What was your main or most important field of ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>UnitTests</th>\n",
       "      <td>Does your company regularly employ unit tests ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WelcomeChange</th>\n",
       "      <td>Compared to last year, how welcome do you feel...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WorkChallenge</th>\n",
       "      <td>Of these options, what are your greatest chall...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WorkLoc</th>\n",
       "      <td>Where would you prefer to work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WorkPlan</th>\n",
       "      <td>How structured or planned is your work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WorkRemote</th>\n",
       "      <td>How often do you work remotely?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <td>On average, how many hours per week do you work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>YearsCode</th>\n",
       "      <td>Including any education, how many years have y...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>YearsCodePro</th>\n",
       "      <td>How many years have you coded professionally (...</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                             QuestionText\n",
       "Column                                                                   \n",
       "Age                     What is your age (in years)? If you prefer not...\n",
       "Age1stCode              At what age did you write your first line of c...\n",
       "BetterLife              Do you think people born today will have a bet...\n",
       "BlockchainIs            Blockchain / cryptocurrency technology is prim...\n",
       "BlockchainOrg           How is your organization thinking about or imp...\n",
       "CareerSat               Overall, how satisfied are you with your caree...\n",
       "CodeRev                          Do you review code as part of your work?\n",
       "CodeRevHrs              On average, how many hours per week do you spe...\n",
       "CompFreq                 Is that compensation weekly, monthly, or yearly?\n",
       "CompTotal               What is your current total compensation (salar...\n",
       "Containers              How do you use containers (Docker, Open Contai...\n",
       "ConvertedComp           Salary converted to annual USD salaries using ...\n",
       "Country                         In which country do you currently reside?\n",
       "CurrencyDesc            Which currency do you use day-to-day? If your ...\n",
       "CurrencySymbol          Which currency do you use day-to-day? If your ...\n",
       "DatabaseDesireNextYear  Which of the following database environments h...\n",
       "DatabaseWorkedWith      Which of the following database environments h...\n",
       "Dependents              Do you have any dependents (e.g., children, el...\n",
       "DevEnviron              Which development environment(s) do you use re...\n",
       "DevType                 Which of the following describe you? Please se...\n",
       "EdLevel                 Which of the following best describes the high...\n",
       "EduOther                Which of the following types of non-degree edu...\n",
       "Employment              Which of the following best describes your cur...\n",
       "EntTeams                Have you ever used Stack Overflow for Enterpri...\n",
       "Ethnicity               Which of the following do you identify as? Ple...\n",
       "Extraversion              Do you prefer online chat or IRL conversations?\n",
       "FizzBuzz                Have you ever been asked to solve FizzBuzz in ...\n",
       "Gender                  Which of the following do you currently identi...\n",
       "Hobbyist                                          Do you code as a hobby?\n",
       "ITperson                 Are you the \"IT support person\" for your family?\n",
       "ImpSyn                  For the specific work you do, and the years of...\n",
       "JobFactors              Imagine that you are deciding between two job ...\n",
       "JobSat                  How satisfied are you with your current job? (...\n",
       "JobSeek                 Which of the following best describes your cur...\n",
       "LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "LanguageWorkedWith      Which of the following programming, scripting,...\n",
       "LastHireDate            When was the last time that you took a job wit...\n",
       "LastInt                 In your most recent successful job interview (...\n",
       "MainBranch              Which of the following options best describes ...\n",
       "MgrIdiot                How confident are you that your manager knows ...\n",
       "MgrMoney                Do you believe that you need to be a manager t...\n",
       "MgrWant                 Do you want to become a manager yourself in th...\n",
       "MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "MiscTechWorkedWith      Which of the following other frameworks, libra...\n",
       "OffOn                         Have you tried turning it off and on again?\n",
       "OpSys                   What is the primary operating system in which ...\n",
       "OpenSource              How do you feel about the quality of open sour...\n",
       "OpenSourcer                   How often do you contribute to open source?\n",
       "OrgSize                 Approximately how many people are employed by ...\n",
       "PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "PlatformWorkedWith      Which of the following platforms have you done...\n",
       "PurchaseHow             How does your company make decisions about pur...\n",
       "PurchaseWhat            What level of influence do you, personally, ha...\n",
       "Respondent              Randomized respondent ID number (not in order ...\n",
       "ResumeUpdate            Think back to the last time you updated your r...\n",
       "SOAccount                           Do you have a Stack Overflow account?\n",
       "SOComm                  Do you consider yourself a member of the Stack...\n",
       "SOFindAnswer            On average, how many times a week do you find ...\n",
       "SOHowMuchTime           About how much time did you save? If you're no...\n",
       "SOJobs                  Have you ever used or visited Stack Overflow J...\n",
       "SONewContent            Would you like to see any of the following on ...\n",
       "SOPartFreq              How frequently would you say you participate i...\n",
       "SOTimeSaved             Think back to the last time you solved a codin...\n",
       "SOVisit1st              To the best of your memory, when did you first...\n",
       "SOVisitFreq             How frequently would you say you visit Stack O...\n",
       "SOVisitTo               I visit Stack Overflow to... (check all that a...\n",
       "ScreenName                                           What do you call it?\n",
       "Sexuality               Which of the following do you currently identi...\n",
       "SocialMedia                   What social media site do you use the most?\n",
       "Student                 Are you currently enrolled in a formal, degree...\n",
       "SurveyEase              How easy or difficult was this survey to compl...\n",
       "SurveyLength            How do you feel about the length of the survey...\n",
       "Trans                                     Do you identify as transgender?\n",
       "UndergradMajor          What was your main or most important field of ...\n",
       "UnitTests               Does your company regularly employ unit tests ...\n",
       "WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "WebFrameWorkedWith      Which of the following web frameworks have you...\n",
       "WelcomeChange           Compared to last year, how welcome do you feel...\n",
       "WorkChallenge           Of these options, what are your greatest chall...\n",
       "WorkLoc                                   Where would you prefer to work?\n",
       "WorkPlan                          How structured or planned is your work?\n",
       "WorkRemote                                How often do you work remotely?\n",
       "WorkWeekHrs              On average, how many hours per week do you work?\n",
       "YearsCode               Including any education, how many years have y...\n",
       "YearsCodePro            How many years have you coded professionally (..."
      ]
     },
     "execution_count": 53,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.sort_index() #sorts by index alphabetically"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 54,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>Extraversion</th>\n",
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       "      <th>Ethnicity</th>\n",
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       "      <th>Employment</th>\n",
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       "    <tr>\n",
       "      <th>EduOther</th>\n",
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       "      <th>DevType</th>\n",
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       "      <th>CurrencyDesc</th>\n",
       "      <td>Which currency do you use day-to-day? If your ...</td>\n",
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       "    <tr>\n",
       "      <th>Country</th>\n",
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       "    <tr>\n",
       "      <th>ConvertedComp</th>\n",
       "      <td>Salary converted to annual USD salaries using ...</td>\n",
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       "    <tr>\n",
       "      <th>Containers</th>\n",
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       "    <tr>\n",
       "      <th>CompTotal</th>\n",
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       "    <tr>\n",
       "      <th>CompFreq</th>\n",
       "      <td>Is that compensation weekly, monthly, or yearly?</td>\n",
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       "    <tr>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <td>On average, how many hours per week do you spe...</td>\n",
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       "    <tr>\n",
       "      <th>CodeRev</th>\n",
       "      <td>Do you review code as part of your work?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>CareerSat</th>\n",
       "      <td>Overall, how satisfied are you with your caree...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <td>How is your organization thinking about or imp...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>BlockchainIs</th>\n",
       "      <td>Blockchain / cryptocurrency technology is prim...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>BetterLife</th>\n",
       "      <td>Do you think people born today will have a bet...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Age1stCode</th>\n",
       "      <td>At what age did you write your first line of c...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Age</th>\n",
       "      <td>What is your age (in years)? If you prefer not...</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                             QuestionText\n",
       "Column                                                                   \n",
       "YearsCodePro            How many years have you coded professionally (...\n",
       "YearsCode               Including any education, how many years have y...\n",
       "WorkWeekHrs              On average, how many hours per week do you work?\n",
       "WorkRemote                                How often do you work remotely?\n",
       "WorkPlan                          How structured or planned is your work?\n",
       "WorkLoc                                   Where would you prefer to work?\n",
       "WorkChallenge           Of these options, what are your greatest chall...\n",
       "WelcomeChange           Compared to last year, how welcome do you feel...\n",
       "WebFrameWorkedWith      Which of the following web frameworks have you...\n",
       "WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "UnitTests               Does your company regularly employ unit tests ...\n",
       "UndergradMajor          What was your main or most important field of ...\n",
       "Trans                                     Do you identify as transgender?\n",
       "SurveyLength            How do you feel about the length of the survey...\n",
       "SurveyEase              How easy or difficult was this survey to compl...\n",
       "Student                 Are you currently enrolled in a formal, degree...\n",
       "SocialMedia                   What social media site do you use the most?\n",
       "Sexuality               Which of the following do you currently identi...\n",
       "ScreenName                                           What do you call it?\n",
       "SOVisitTo               I visit Stack Overflow to... (check all that a...\n",
       "SOVisitFreq             How frequently would you say you visit Stack O...\n",
       "SOVisit1st              To the best of your memory, when did you first...\n",
       "SOTimeSaved             Think back to the last time you solved a codin...\n",
       "SOPartFreq              How frequently would you say you participate i...\n",
       "SONewContent            Would you like to see any of the following on ...\n",
       "SOJobs                  Have you ever used or visited Stack Overflow J...\n",
       "SOHowMuchTime           About how much time did you save? If you're no...\n",
       "SOFindAnswer            On average, how many times a week do you find ...\n",
       "SOComm                  Do you consider yourself a member of the Stack...\n",
       "SOAccount                           Do you have a Stack Overflow account?\n",
       "ResumeUpdate            Think back to the last time you updated your r...\n",
       "Respondent              Randomized respondent ID number (not in order ...\n",
       "PurchaseWhat            What level of influence do you, personally, ha...\n",
       "PurchaseHow             How does your company make decisions about pur...\n",
       "PlatformWorkedWith      Which of the following platforms have you done...\n",
       "PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "OrgSize                 Approximately how many people are employed by ...\n",
       "OpenSourcer                   How often do you contribute to open source?\n",
       "OpenSource              How do you feel about the quality of open sour...\n",
       "OpSys                   What is the primary operating system in which ...\n",
       "OffOn                         Have you tried turning it off and on again?\n",
       "MiscTechWorkedWith      Which of the following other frameworks, libra...\n",
       "MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "MgrWant                 Do you want to become a manager yourself in th...\n",
       "MgrMoney                Do you believe that you need to be a manager t...\n",
       "MgrIdiot                How confident are you that your manager knows ...\n",
       "MainBranch              Which of the following options best describes ...\n",
       "LastInt                 In your most recent successful job interview (...\n",
       "LastHireDate            When was the last time that you took a job wit...\n",
       "LanguageWorkedWith      Which of the following programming, scripting,...\n",
       "LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "JobSeek                 Which of the following best describes your cur...\n",
       "JobSat                  How satisfied are you with your current job? (...\n",
       "JobFactors              Imagine that you are deciding between two job ...\n",
       "ImpSyn                  For the specific work you do, and the years of...\n",
       "ITperson                 Are you the \"IT support person\" for your family?\n",
       "Hobbyist                                          Do you code as a hobby?\n",
       "Gender                  Which of the following do you currently identi...\n",
       "FizzBuzz                Have you ever been asked to solve FizzBuzz in ...\n",
       "Extraversion              Do you prefer online chat or IRL conversations?\n",
       "Ethnicity               Which of the following do you identify as? Ple...\n",
       "EntTeams                Have you ever used Stack Overflow for Enterpri...\n",
       "Employment              Which of the following best describes your cur...\n",
       "EduOther                Which of the following types of non-degree edu...\n",
       "EdLevel                 Which of the following best describes the high...\n",
       "DevType                 Which of the following describe you? Please se...\n",
       "DevEnviron              Which development environment(s) do you use re...\n",
       "Dependents              Do you have any dependents (e.g., children, el...\n",
       "DatabaseWorkedWith      Which of the following database environments h...\n",
       "DatabaseDesireNextYear  Which of the following database environments h...\n",
       "CurrencySymbol          Which currency do you use day-to-day? If your ...\n",
       "CurrencyDesc            Which currency do you use day-to-day? If your ...\n",
       "Country                         In which country do you currently reside?\n",
       "ConvertedComp           Salary converted to annual USD salaries using ...\n",
       "Containers              How do you use containers (Docker, Open Contai...\n",
       "CompTotal               What is your current total compensation (salar...\n",
       "CompFreq                 Is that compensation weekly, monthly, or yearly?\n",
       "CodeRevHrs              On average, how many hours per week do you spe...\n",
       "CodeRev                          Do you review code as part of your work?\n",
       "CareerSat               Overall, how satisfied are you with your caree...\n",
       "BlockchainOrg           How is your organization thinking about or imp...\n",
       "BlockchainIs            Blockchain / cryptocurrency technology is prim...\n",
       "BetterLife              Do you think people born today will have a bet...\n",
       "Age1stCode              At what age did you write your first line of c...\n",
       "Age                     What is your age (in years)? If you prefer not..."
      ]
     },
     "execution_count": 54,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.sort_index(ascending=False) #sorts by index alphabetically in reverse order"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 55,
   "metadata": {},
   "outputs": [
    {
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       "      <td>Have you tried turning it off and on again?</td>\n",
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       "      <th>ScreenName</th>\n",
       "      <td>What do you call it?</td>\n",
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       "      <td>Think back to the last time you solved a codin...</td>\n",
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       "    <tr>\n",
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       "      <td>Do you have a Stack Overflow account?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOPartFreq</th>\n",
       "      <td>How frequently would you say you participate i...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SOJobs</th>\n",
       "      <td>Have you ever used or visited Stack Overflow J...</td>\n",
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       "    <tr>\n",
       "      <th>EntTeams</th>\n",
       "      <td>Have you ever used Stack Overflow for Enterpri...</td>\n",
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       "    <tr>\n",
       "      <th>SOComm</th>\n",
       "      <td>Do you consider yourself a member of the Stack...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>WelcomeChange</th>\n",
       "      <td>Compared to last year, how welcome do you feel...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SONewContent</th>\n",
       "      <td>Would you like to see any of the following on ...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Age</th>\n",
       "      <td>What is your age (in years)? If you prefer not...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Gender</th>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Trans</th>\n",
       "      <td>Do you identify as transgender?</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Sexuality</th>\n",
       "      <td>Which of the following do you currently identi...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Ethnicity</th>\n",
       "      <td>Which of the following do you identify as? Ple...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Dependents</th>\n",
       "      <td>Do you have any dependents (e.g., children, el...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SurveyLength</th>\n",
       "      <td>How do you feel about the length of the survey...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>SurveyEase</th>\n",
       "      <td>How easy or difficult was this survey to compl...</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
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      "text/plain": [
       "                                                             QuestionText\n",
       "Column                                                                   \n",
       "Respondent              Randomized respondent ID number (not in order ...\n",
       "MainBranch              Which of the following options best describes ...\n",
       "Hobbyist                                          Do you code as a hobby?\n",
       "OpenSourcer                   How often do you contribute to open source?\n",
       "OpenSource              How do you feel about the quality of open sour...\n",
       "Employment              Which of the following best describes your cur...\n",
       "Country                         In which country do you currently reside?\n",
       "Student                 Are you currently enrolled in a formal, degree...\n",
       "EdLevel                 Which of the following best describes the high...\n",
       "UndergradMajor          What was your main or most important field of ...\n",
       "EduOther                Which of the following types of non-degree edu...\n",
       "OrgSize                 Approximately how many people are employed by ...\n",
       "DevType                 Which of the following describe you? Please se...\n",
       "YearsCode               Including any education, how many years have y...\n",
       "Age1stCode              At what age did you write your first line of c...\n",
       "YearsCodePro            How many years have you coded professionally (...\n",
       "CareerSat               Overall, how satisfied are you with your caree...\n",
       "JobSat                  How satisfied are you with your current job? (...\n",
       "MgrIdiot                How confident are you that your manager knows ...\n",
       "MgrMoney                Do you believe that you need to be a manager t...\n",
       "MgrWant                 Do you want to become a manager yourself in th...\n",
       "JobSeek                 Which of the following best describes your cur...\n",
       "LastHireDate            When was the last time that you took a job wit...\n",
       "LastInt                 In your most recent successful job interview (...\n",
       "FizzBuzz                Have you ever been asked to solve FizzBuzz in ...\n",
       "JobFactors              Imagine that you are deciding between two job ...\n",
       "ResumeUpdate            Think back to the last time you updated your r...\n",
       "CurrencySymbol          Which currency do you use day-to-day? If your ...\n",
       "CurrencyDesc            Which currency do you use day-to-day? If your ...\n",
       "CompTotal               What is your current total compensation (salar...\n",
       "CompFreq                 Is that compensation weekly, monthly, or yearly?\n",
       "ConvertedComp           Salary converted to annual USD salaries using ...\n",
       "WorkWeekHrs              On average, how many hours per week do you work?\n",
       "WorkPlan                          How structured or planned is your work?\n",
       "WorkChallenge           Of these options, what are your greatest chall...\n",
       "WorkRemote                                How often do you work remotely?\n",
       "WorkLoc                                   Where would you prefer to work?\n",
       "ImpSyn                  For the specific work you do, and the years of...\n",
       "CodeRev                          Do you review code as part of your work?\n",
       "CodeRevHrs              On average, how many hours per week do you spe...\n",
       "UnitTests               Does your company regularly employ unit tests ...\n",
       "PurchaseHow             How does your company make decisions about pur...\n",
       "PurchaseWhat            What level of influence do you, personally, ha...\n",
       "LanguageWorkedWith      Which of the following programming, scripting,...\n",
       "LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "DatabaseWorkedWith      Which of the following database environments h...\n",
       "DatabaseDesireNextYear  Which of the following database environments h...\n",
       "PlatformWorkedWith      Which of the following platforms have you done...\n",
       "PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "WebFrameWorkedWith      Which of the following web frameworks have you...\n",
       "WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "MiscTechWorkedWith      Which of the following other frameworks, libra...\n",
       "MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "DevEnviron              Which development environment(s) do you use re...\n",
       "OpSys                   What is the primary operating system in which ...\n",
       "Containers              How do you use containers (Docker, Open Contai...\n",
       "BlockchainOrg           How is your organization thinking about or imp...\n",
       "BlockchainIs            Blockchain / cryptocurrency technology is prim...\n",
       "BetterLife              Do you think people born today will have a bet...\n",
       "ITperson                 Are you the \"IT support person\" for your family?\n",
       "OffOn                         Have you tried turning it off and on again?\n",
       "SocialMedia                   What social media site do you use the most?\n",
       "Extraversion              Do you prefer online chat or IRL conversations?\n",
       "ScreenName                                           What do you call it?\n",
       "SOVisit1st              To the best of your memory, when did you first...\n",
       "SOVisitFreq             How frequently would you say you visit Stack O...\n",
       "SOVisitTo               I visit Stack Overflow to... (check all that a...\n",
       "SOFindAnswer            On average, how many times a week do you find ...\n",
       "SOTimeSaved             Think back to the last time you solved a codin...\n",
       "SOHowMuchTime           About how much time did you save? If you're no...\n",
       "SOAccount                           Do you have a Stack Overflow account?\n",
       "SOPartFreq              How frequently would you say you participate i...\n",
       "SOJobs                  Have you ever used or visited Stack Overflow J...\n",
       "EntTeams                Have you ever used Stack Overflow for Enterpri...\n",
       "SOComm                  Do you consider yourself a member of the Stack...\n",
       "WelcomeChange           Compared to last year, how welcome do you feel...\n",
       "SONewContent            Would you like to see any of the following on ...\n",
       "Age                     What is your age (in years)? If you prefer not...\n",
       "Gender                  Which of the following do you currently identi...\n",
       "Trans                                     Do you identify as transgender?\n",
       "Sexuality               Which of the following do you currently identi...\n",
       "Ethnicity               Which of the following do you identify as? Ple...\n",
       "Dependents              Do you have any dependents (e.g., children, el...\n",
       "SurveyLength            How do you feel about the length of the survey...\n",
       "SurveyEase              How easy or difficult was this survey to compl..."
      ]
     },
     "execution_count": 55,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df #once again it didn't get modified"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 56,
   "metadata": {},
   "outputs": [
    {
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       "    <tr>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <td>Which of the following web frameworks have you...</td>\n",
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       "    <tr>\n",
       "      <th>WelcomeChange</th>\n",
       "      <td>Compared to last year, how welcome do you feel...</td>\n",
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       "      <td>Including any education, how many years have y...</td>\n",
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       "      <th>YearsCodePro</th>\n",
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      "text/plain": [
       "                                                             QuestionText\n",
       "Column                                                                   \n",
       "Age                     What is your age (in years)? If you prefer not...\n",
       "Age1stCode              At what age did you write your first line of c...\n",
       "BetterLife              Do you think people born today will have a bet...\n",
       "BlockchainIs            Blockchain / cryptocurrency technology is prim...\n",
       "BlockchainOrg           How is your organization thinking about or imp...\n",
       "CareerSat               Overall, how satisfied are you with your caree...\n",
       "CodeRev                          Do you review code as part of your work?\n",
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       "CompFreq                 Is that compensation weekly, monthly, or yearly?\n",
       "CompTotal               What is your current total compensation (salar...\n",
       "Containers              How do you use containers (Docker, Open Contai...\n",
       "ConvertedComp           Salary converted to annual USD salaries using ...\n",
       "Country                         In which country do you currently reside?\n",
       "CurrencyDesc            Which currency do you use day-to-day? If your ...\n",
       "CurrencySymbol          Which currency do you use day-to-day? If your ...\n",
       "DatabaseDesireNextYear  Which of the following database environments h...\n",
       "DatabaseWorkedWith      Which of the following database environments h...\n",
       "Dependents              Do you have any dependents (e.g., children, el...\n",
       "DevEnviron              Which development environment(s) do you use re...\n",
       "DevType                 Which of the following describe you? Please se...\n",
       "EdLevel                 Which of the following best describes the high...\n",
       "EduOther                Which of the following types of non-degree edu...\n",
       "Employment              Which of the following best describes your cur...\n",
       "EntTeams                Have you ever used Stack Overflow for Enterpri...\n",
       "Ethnicity               Which of the following do you identify as? Ple...\n",
       "Extraversion              Do you prefer online chat or IRL conversations?\n",
       "FizzBuzz                Have you ever been asked to solve FizzBuzz in ...\n",
       "Gender                  Which of the following do you currently identi...\n",
       "Hobbyist                                          Do you code as a hobby?\n",
       "ITperson                 Are you the \"IT support person\" for your family?\n",
       "ImpSyn                  For the specific work you do, and the years of...\n",
       "JobFactors              Imagine that you are deciding between two job ...\n",
       "JobSat                  How satisfied are you with your current job? (...\n",
       "JobSeek                 Which of the following best describes your cur...\n",
       "LanguageDesireNextYear  Which of the following programming, scripting,...\n",
       "LanguageWorkedWith      Which of the following programming, scripting,...\n",
       "LastHireDate            When was the last time that you took a job wit...\n",
       "LastInt                 In your most recent successful job interview (...\n",
       "MainBranch              Which of the following options best describes ...\n",
       "MgrIdiot                How confident are you that your manager knows ...\n",
       "MgrMoney                Do you believe that you need to be a manager t...\n",
       "MgrWant                 Do you want to become a manager yourself in th...\n",
       "MiscTechDesireNextYear  Which of the following other frameworks, libra...\n",
       "MiscTechWorkedWith      Which of the following other frameworks, libra...\n",
       "OffOn                         Have you tried turning it off and on again?\n",
       "OpSys                   What is the primary operating system in which ...\n",
       "OpenSource              How do you feel about the quality of open sour...\n",
       "OpenSourcer                   How often do you contribute to open source?\n",
       "OrgSize                 Approximately how many people are employed by ...\n",
       "PlatformDesireNextYear  Which of the following platforms have you done...\n",
       "PlatformWorkedWith      Which of the following platforms have you done...\n",
       "PurchaseHow             How does your company make decisions about pur...\n",
       "PurchaseWhat            What level of influence do you, personally, ha...\n",
       "Respondent              Randomized respondent ID number (not in order ...\n",
       "ResumeUpdate            Think back to the last time you updated your r...\n",
       "SOAccount                           Do you have a Stack Overflow account?\n",
       "SOComm                  Do you consider yourself a member of the Stack...\n",
       "SOFindAnswer            On average, how many times a week do you find ...\n",
       "SOHowMuchTime           About how much time did you save? If you're no...\n",
       "SOJobs                  Have you ever used or visited Stack Overflow J...\n",
       "SONewContent            Would you like to see any of the following on ...\n",
       "SOPartFreq              How frequently would you say you participate i...\n",
       "SOTimeSaved             Think back to the last time you solved a codin...\n",
       "SOVisit1st              To the best of your memory, when did you first...\n",
       "SOVisitFreq             How frequently would you say you visit Stack O...\n",
       "SOVisitTo               I visit Stack Overflow to... (check all that a...\n",
       "ScreenName                                           What do you call it?\n",
       "Sexuality               Which of the following do you currently identi...\n",
       "SocialMedia                   What social media site do you use the most?\n",
       "Student                 Are you currently enrolled in a formal, degree...\n",
       "SurveyEase              How easy or difficult was this survey to compl...\n",
       "SurveyLength            How do you feel about the length of the survey...\n",
       "Trans                                     Do you identify as transgender?\n",
       "UndergradMajor          What was your main or most important field of ...\n",
       "UnitTests               Does your company regularly employ unit tests ...\n",
       "WebFrameDesireNextYear  Which of the following web frameworks have you...\n",
       "WebFrameWorkedWith      Which of the following web frameworks have you...\n",
       "WelcomeChange           Compared to last year, how welcome do you feel...\n",
       "WorkChallenge           Of these options, what are your greatest chall...\n",
       "WorkLoc                                   Where would you prefer to work?\n",
       "WorkPlan                          How structured or planned is your work?\n",
       "WorkRemote                                How often do you work remotely?\n",
       "WorkWeekHrs              On average, how many hours per week do you work?\n",
       "YearsCode               Including any education, how many years have y...\n",
       "YearsCodePro            How many years have you coded professionally (..."
      ]
     },
     "execution_count": 56,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "schema_df.sort_index(inplace=True) #sorts by index alphabetically\n",
    "schema_df"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Using conditionals to filter rows and columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 57,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    False\n",
       "1     True\n",
       "2     True\n",
       "Name: last, dtype: bool"
      ]
     },
     "execution_count": 57,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"last\"]==\"Doe\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 58,
   "metadata": {},
   "outputs": [],
   "source": [
    "filt = ex_df[\"last\"]==\"Doe\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 59,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "            email first last\n",
       "1  John@gmail.com  John  Doe\n",
       "2  Jane@gmail.com  Jane  Doe"
      ]
     },
     "execution_count": 59,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[filt]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 60,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "            email first last\n",
       "1  John@gmail.com  John  Doe\n",
       "2  Jane@gmail.com  Jane  Doe"
      ]
     },
     "execution_count": 60,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[filt] #this is preferred as we can also pass a column we want to see specifically"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 61,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "1    John@gmail.com\n",
       "2    Jane@gmail.com\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 61,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[filt,\"email\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 62,
   "metadata": {},
   "outputs": [],
   "source": [
    "filt = (ex_df[\"last\"]==\"Doe\") & (ex_df[\"first\"]==\"John\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 63,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "1    John@gmail.com\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 63,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[filt,\"email\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 64,
   "metadata": {},
   "outputs": [],
   "source": [
    "filt = (ex_df[\"first\"]==\"John\") | (ex_df[\"last\"]==\"Schafer\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 65,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Corey@gmail.com\n",
       "1     John@gmail.com\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 65,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[filt,\"email\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 66,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "2    Jane@gmail.com\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 66,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[~filt,\"email\"] #if we want neither first name John or last name Schafer"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 67,
   "metadata": {},
   "outputs": [],
   "source": [
    "high_salary = (df[\"ConvertedComp\"]>70000)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 68,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Country</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>ConvertedComp</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>Canada</td>\n",
       "      <td>Java;R;SQL</td>\n",
       "      <td>366420.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>New Zealand</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;HTML/CSS;JavaScript;P...</td>\n",
       "      <td>95179.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>United States</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;PHP;...</td>\n",
       "      <td>90000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>16</th>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;HTML/CSS;JavaScript;T...</td>\n",
       "      <td>455352.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22</th>\n",
       "      <td>United States</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...</td>\n",
       "      <td>103000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88876</th>\n",
       "      <td>United States</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;HTML/CSS;Java;Python;...</td>\n",
       "      <td>180000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88877</th>\n",
       "      <td>United States</td>\n",
       "      <td>Bash/Shell/PowerShell;C;Clojure;HTML/CSS;Java;...</td>\n",
       "      <td>2000000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88878</th>\n",
       "      <td>United States</td>\n",
       "      <td>HTML/CSS;JavaScript;Scala;TypeScript</td>\n",
       "      <td>130000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88879</th>\n",
       "      <td>Finland</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;Python</td>\n",
       "      <td>82488.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88882</th>\n",
       "      <td>Netherlands</td>\n",
       "      <td>C#;HTML/CSS;Java;JavaScript;PHP;Python</td>\n",
       "      <td>588012.0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>22289 rows × 3 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                   Country                                 LanguageWorkedWith  \\\n",
       "Respondent                                                                      \n",
       "6                   Canada                                         Java;R;SQL   \n",
       "9              New Zealand  Bash/Shell/PowerShell;C#;HTML/CSS;JavaScript;P...   \n",
       "13           United States  Bash/Shell/PowerShell;HTML/CSS;JavaScript;PHP;...   \n",
       "16          United Kingdom  Bash/Shell/PowerShell;C#;HTML/CSS;JavaScript;T...   \n",
       "22           United States  Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...   \n",
       "...                    ...                                                ...   \n",
       "88876        United States  Bash/Shell/PowerShell;C#;HTML/CSS;Java;Python;...   \n",
       "88877        United States  Bash/Shell/PowerShell;C;Clojure;HTML/CSS;Java;...   \n",
       "88878        United States               HTML/CSS;JavaScript;Scala;TypeScript   \n",
       "88879              Finland                   Bash/Shell/PowerShell;C++;Python   \n",
       "88882          Netherlands             C#;HTML/CSS;Java;JavaScript;PHP;Python   \n",
       "\n",
       "            ConvertedComp  \n",
       "Respondent                 \n",
       "6                366420.0  \n",
       "9                 95179.0  \n",
       "13                90000.0  \n",
       "16               455352.0  \n",
       "22               103000.0  \n",
       "...                   ...  \n",
       "88876            180000.0  \n",
       "88877           2000000.0  \n",
       "88878            130000.0  \n",
       "88879             82488.0  \n",
       "88882            588012.0  \n",
       "\n",
       "[22289 rows x 3 columns]"
      ]
     },
     "execution_count": 68,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[high_salary,[\"Country\",\"LanguageWorkedWith\",\"ConvertedComp\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 69,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Country</th>\n",
       "      <th>ConvertedComp</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>Canada</td>\n",
       "      <td>366420.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>United States</td>\n",
       "      <td>90000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>16</th>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>455352.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22</th>\n",
       "      <td>United States</td>\n",
       "      <td>103000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>26</th>\n",
       "      <td>United States</td>\n",
       "      <td>114000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88873</th>\n",
       "      <td>Canada</td>\n",
       "      <td>72522.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88874</th>\n",
       "      <td>United States</td>\n",
       "      <td>2000000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88876</th>\n",
       "      <td>United States</td>\n",
       "      <td>180000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88877</th>\n",
       "      <td>United States</td>\n",
       "      <td>2000000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88878</th>\n",
       "      <td>United States</td>\n",
       "      <td>130000.0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>16857 rows × 2 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                   Country  ConvertedComp\n",
       "Respondent                               \n",
       "6                   Canada       366420.0\n",
       "13           United States        90000.0\n",
       "16          United Kingdom       455352.0\n",
       "22           United States       103000.0\n",
       "26           United States       114000.0\n",
       "...                    ...            ...\n",
       "88873               Canada        72522.0\n",
       "88874        United States      2000000.0\n",
       "88876        United States       180000.0\n",
       "88877        United States      2000000.0\n",
       "88878        United States       130000.0\n",
       "\n",
       "[16857 rows x 2 columns]"
      ]
     },
     "execution_count": 69,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "countries = [\"India\",\"United Kingdom\",\"United States\",\"Canada\",\"Germany\"]\n",
    "filt = (df[\"Country\"]).isin(countries)&(high_salary)\n",
    "df.loc[filt,[\"Country\",\"ConvertedComp\"]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 70,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "37093.13056835638"
      ]
     },
     "execution_count": 70,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = df[\"LanguageWorkedWith\"].str.contains(\"Python\",na=False)&(df[\"Country\"]==\"India\") #NaN shouldn't be considered so we use na=False\n",
    "df.loc[filt,\"ConvertedComp\"].mean()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Updating rows and columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 71,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Index(['email', 'first', 'last'], dtype='object')"
      ]
     },
     "execution_count": 71,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 72,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df.columns=['email',\"first_name\",\"last_name\"] #not  recommended as we need to type all columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 73,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Index(['email', 'first_name', 'last_name'], dtype='object')"
      ]
     },
     "execution_count": 73,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 74,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first_name</th>\n",
       "      <th>last_name</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "             email first_name last_name\n",
       "0  Corey@gmail.com      Corey   Schafer\n",
       "1   John@gmail.com       John       Doe\n",
       "2   Jane@gmail.com       Jane       Doe"
      ]
     },
     "execution_count": 74,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 75,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "\n",
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       "\n",
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       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>EMAIL</th>\n",
       "      <th>FIRST_NAME</th>\n",
       "      <th>LAST_NAME</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "             EMAIL FIRST_NAME LAST_NAME\n",
       "0  Corey@gmail.com      Corey   Schafer\n",
       "1   John@gmail.com       John       Doe\n",
       "2   Jane@gmail.com       Jane       Doe"
      ]
     },
     "execution_count": 75,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.columns = [ x.upper() for x in ex_df.columns]\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 76,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
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       "      <th></th>\n",
       "      <th>EMAIL</th>\n",
       "      <th>FIRST NAME</th>\n",
       "      <th>LAST NAME</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "             EMAIL FIRST NAME LAST NAME\n",
       "0  Corey@gmail.com      Corey   Schafer\n",
       "1   John@gmail.com       John       Doe\n",
       "2   Jane@gmail.com       Jane       Doe"
      ]
     },
     "execution_count": 76,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.columns = ex_df.columns.str.replace(\"_\",\" \")\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 77,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Jane@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "             email  first     last\n",
       "0  Corey@gmail.com  Corey  Schafer\n",
       "1   John@gmail.com   John      Doe\n",
       "2   Jane@gmail.com   Jane      Doe"
      ]
     },
     "execution_count": 77,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.rename(columns={\"EMAIL\":\"email\", \"FIRST NAME\":\"first\", \"LAST NAME\":\"last\"},inplace=True)\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 78,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
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       "\n",
       "    .dataframe thead th {\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
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       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>JaneDoe@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "               email  first     last\n",
       "0    Corey@gmail.com  Corey  Schafer\n",
       "1     John@gmail.com   John      Doe\n",
       "2  JaneDoe@gmail.com   Jane      Doe"
      ]
     },
     "execution_count": 78,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[2]=[\"JaneDoe@gmail.com\",\"Jane\",\"Doe\"] #just for changing a single value we had to type the entire row so its not useful\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 79,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>JaneSmith@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      Corey@gmail.com  Corey  Schafer\n",
       "1       John@gmail.com   John      Doe\n",
       "2  JaneSmith@gmail.com   Jane    Smith"
      ]
     },
     "execution_count": 79,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.loc[2,[\"email\",\"last\"]]=[\"JaneSmith@gmail.com\",\"Smith\"]\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 80,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "<ipython-input-80-e049e2ca2e40>:2: SettingWithCopyWarning: \n",
      "A value is trying to be set on a copy of a slice from a DataFrame.\n",
      "Try using .loc[row_indexer,col_indexer] = value instead\n",
      "\n",
      "See the caveats in the documentation: https://pandas.pydata.org/pandas-docs/stable/user_guide/indexing.html#returning-a-view-versus-a-copy\n",
      "  ex_df[filt][\"last\"]=\"Smith\" #we are trying to modifty the slice and not the actual dataframe\n"
     ]
    },
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>JaneSmith@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      Corey@gmail.com  Corey  Schafer\n",
       "1       John@gmail.com   John      Doe\n",
       "2  JaneSmith@gmail.com   Jane    Smith"
      ]
     },
     "execution_count": 80,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = ex_df[\"email\"]==\"John@gmail.com\"\n",
    "ex_df[filt][\"last\"]=\"Smith\" #we are trying to modifty the slice and not the actual dataframe\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 81,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "\n",
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       "        text-align: right;\n",
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       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>John@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>JaneSmith@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      Corey@gmail.com  Corey  Schafer\n",
       "1       John@gmail.com   John    Smith\n",
       "2  JaneSmith@gmail.com   Jane    Smith"
      ]
     },
     "execution_count": 81,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = ex_df[\"email\"]==\"John@gmail.com\"\n",
    "ex_df.loc[filt,\"last\"]=\"Smith\"\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 82,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
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       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
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       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      corey@gmail.com  Corey  Schafer\n",
       "1       john@gmail.com   John    Smith\n",
       "2  janesmith@gmail.com   Jane    Smith"
      ]
     },
     "execution_count": 82,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"email\"] = ex_df[\"email\"].str.lower()\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 83,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    15\n",
       "1    14\n",
       "2    19\n",
       "Name: email, dtype: int64"
      ]
     },
     "execution_count": 83,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"email\"].apply(len)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 84,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0        COREY@GMAIL.COM\n",
       "1         JOHN@GMAIL.COM\n",
       "2    JANESMITH@GMAIL.COM\n",
       "Name: email, dtype: object"
      ]
     },
     "execution_count": 84,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "def update_email(email):\n",
    "    return email.upper()\n",
    "ex_df[\"email\"].apply(update_email)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 85,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
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       "\n",
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       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>COREY@GMAIL.COM</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>JOHN@GMAIL.COM</td>\n",
       "      <td>John</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>JANESMITH@GMAIL.COM</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      COREY@GMAIL.COM  Corey  Schafer\n",
       "1       JOHN@GMAIL.COM   John    Smith\n",
       "2  JANESMITH@GMAIL.COM   Jane    Smith"
      ]
     },
     "execution_count": 85,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"email\"] = ex_df[\"email\"].apply(update_email)\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 86,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>John</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>Jane</td>\n",
       "      <td>Smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      corey@gmail.com  Corey  Schafer\n",
       "1       john@gmail.com   John    Smith\n",
       "2  janesmith@gmail.com   Jane    Smith"
      ]
     },
     "execution_count": 86,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"email\"] = ex_df[\"email\"].apply(lambda x: x.lower())\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 87,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "email    3\n",
       "first    3\n",
       "last     3\n",
       "dtype: int64"
      ]
     },
     "execution_count": 87,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.apply(len) #length function applies length to each series in dataframe / counts rows in each column"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 88,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    3\n",
       "1    3\n",
       "2    3\n",
       "dtype: int64"
      ]
     },
     "execution_count": 88,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.apply(len,axis=\"columns\") #counts columns in each row"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 89,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "email    corey@gmail.com\n",
       "first              Corey\n",
       "last             Schafer\n",
       "dtype: object"
      ]
     },
     "execution_count": 89,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.apply(pd.Series.min)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 90,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "email    corey@gmail.com\n",
       "first              Corey\n",
       "last             Schafer\n",
       "dtype: object"
      ]
     },
     "execution_count": 90,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.apply(lambda x: x.min())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 91,
   "metadata": {},
   "outputs": [],
   "source": [
    "#applymap only works on dataframes"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 92,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>15</td>\n",
       "      <td>5</td>\n",
       "      <td>7</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>14</td>\n",
       "      <td>4</td>\n",
       "      <td>5</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>19</td>\n",
       "      <td>4</td>\n",
       "      <td>5</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   email  first  last\n",
       "0     15      5     7\n",
       "1     14      4     5\n",
       "2     19      4     5"
      ]
     },
     "execution_count": 92,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.applymap(len) #it applies len function to each individual element of the dataframe"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 93,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last\n",
       "0      corey@gmail.com  corey  schafer\n",
       "1       john@gmail.com   john    smith\n",
       "2  janesmith@gmail.com   jane    smith"
      ]
     },
     "execution_count": 93,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df = ex_df.applymap(str.lower)\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 94,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Chris\n",
       "1      NaN\n",
       "2     Mary\n",
       "Name: first, dtype: object"
      ]
     },
     "execution_count": 94,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"first\"].map({\"corey\":\"Chris\", \"jane\":\"Mary\"}) #only when we need one-one maps. since we did not create a map for \"john\" we get back NaN"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 95,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    Chris\n",
       "1     john\n",
       "2     Mary\n",
       "Name: first, dtype: object"
      ]
     },
     "execution_count": 95,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"first\"].replace({\"corey\":\"Chris\", \"jane\":\"Mary\"})"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 96,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "      <th>Country</th>\n",
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       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>EduOther</th>\n",
       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>SalaryUSD</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88377</th>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Canada</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;Other(s):</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL;WebAssembly;Other(s):</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Firebase;MySQL;SQLite</td>\n",
       "      <td>Linux</td>\n",
       "      <td>Google Cloud Platform;Linux</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>jQuery;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>React Native;Unity 3D;Unreal Engine</td>\n",
       "      <td>Atom;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88601</th>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88802</th>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88816</th>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88863</th>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Spain</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Professional degree (JD, MD, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>8</td>\n",
       "      <td>11</td>\n",
       "      <td>3</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;Java;JavaScript...</td>\n",
       "      <td>C;C++;C#;HTML/CSS;Java;Objective-C;SQL;Swift</td>\n",
       "      <td>DynamoDB;MariaDB;Microsoft SQL Server;MySQL</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>iOS;Linux;MacOS;WordPress</td>\n",
       "      <td>Android;AWS;Google Cloud Platform;IBM Cloud or...</td>\n",
       "      <td>Django;jQuery;React.js</td>\n",
       "      <td>Django</td>\n",
       "      <td>Unity 3D;Unreal Engine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;Atom;Eclipse;NetBeans;Notepad++...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>18.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Hispanic or Latino/Latina;White or of European...</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>88883 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch Hobbyist  \\\n",
       "Respondent                                                               \n",
       "1                      I am a student who is learning to code      Yes   \n",
       "2                      I am a student who is learning to code       No   \n",
       "3           I am not primarily a developer, but I write co...      Yes   \n",
       "4                              I am a developer by profession       No   \n",
       "5                              I am a developer by profession      Yes   \n",
       "...                                                       ...      ...   \n",
       "88377                                                     NaN      Yes   \n",
       "88601                                                     NaN       No   \n",
       "88802                                                     NaN       No   \n",
       "88816                                                     NaN       No   \n",
       "88863                                                     NaN      Yes   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "1                                                       Never   \n",
       "2                                     Less than once per year   \n",
       "3                                                       Never   \n",
       "4                                                       Never   \n",
       "5                                  Once a month or more often   \n",
       "...                                                       ...   \n",
       "88377       Less than once a month but more than once per ...   \n",
       "88601                                                   Never   \n",
       "88802                                                   Never   \n",
       "88816                                                   Never   \n",
       "88863                                 Less than once per year   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "3           The quality of OSS and closed source software ...   \n",
       "4           The quality of OSS and closed source software ...   \n",
       "5           OSS is, on average, of HIGHER quality than pro...   \n",
       "...                                                       ...   \n",
       "88377       The quality of OSS and closed source software ...   \n",
       "88601       The quality of OSS and closed source software ...   \n",
       "88802                                                     NaN   \n",
       "88816       OSS is, on average, of HIGHER quality than pro...   \n",
       "88863       OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                                   Employment  \\\n",
       "Respondent                                                      \n",
       "1                      Not employed, and not looking for work   \n",
       "2                          Not employed, but looking for work   \n",
       "3                                          Employed full-time   \n",
       "4                                          Employed full-time   \n",
       "5                                          Employed full-time   \n",
       "...                                                       ...   \n",
       "88377                  Not employed, and not looking for work   \n",
       "88601                                                     NaN   \n",
       "88802                                      Employed full-time   \n",
       "88816       Independent contractor, freelancer, or self-em...   \n",
       "88863                  Not employed, and not looking for work   \n",
       "\n",
       "                           Country         Student  \\\n",
       "Respondent                                           \n",
       "1                   United Kingdom              No   \n",
       "2           Bosnia and Herzegovina  Yes, full-time   \n",
       "3                         Thailand              No   \n",
       "4                    United States              No   \n",
       "5                          Ukraine              No   \n",
       "...                            ...             ...   \n",
       "88377                       Canada              No   \n",
       "88601                          NaN             NaN   \n",
       "88802                          NaN             NaN   \n",
       "88816                          NaN             NaN   \n",
       "88863                        Spain  Yes, full-time   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "1                                   Primary/elementary school   \n",
       "2           Secondary school (e.g. American high school, G...   \n",
       "3                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                                                       ...   \n",
       "88377                               Primary/elementary school   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                      Professional degree (JD, MD, etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                               Web development or web design   \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "5           Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "1           Taught yourself a new language, framework, or ...   \n",
       "2           Taken an online course in programming or softw...   \n",
       "3           Taught yourself a new language, framework, or ...   \n",
       "4           Taken an online course in programming or softw...   \n",
       "5           Taken an online course in programming or softw...   \n",
       "...                                                       ...   \n",
       "88377       Taught yourself a new language, framework, or ...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Taken an online course in programming or softw...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "1                                NaN   \n",
       "2                                NaN   \n",
       "3               100 to 499 employees   \n",
       "4               100 to 499 employees   \n",
       "5           10,000 or more employees   \n",
       "...                              ...   \n",
       "88377                            NaN   \n",
       "88601                            NaN   \n",
       "88802                            NaN   \n",
       "88816                            NaN   \n",
       "88863                            NaN   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "1                                                         NaN         4   \n",
       "2           Developer, desktop or enterprise applications;...       NaN   \n",
       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
       "4                                       Developer, full-stack         3   \n",
       "5           Academic researcher;Developer, desktop or ente...        16   \n",
       "...                                                       ...       ...   \n",
       "88377                                                     NaN       NaN   \n",
       "88601                                                     NaN       NaN   \n",
       "88802                                                     NaN       NaN   \n",
       "88816                                                     NaN       NaN   \n",
       "88863                                                     NaN         8   \n",
       "\n",
       "           Age1stCode      YearsCodePro           CareerSat  \\\n",
       "Respondent                                                    \n",
       "1                  10               NaN                 NaN   \n",
       "2                  17               NaN                 NaN   \n",
       "3                  22                 1  Slightly satisfied   \n",
       "4                  16  Less than 1 year      Very satisfied   \n",
       "5                  14                 9   Very dissatisfied   \n",
       "...               ...               ...                 ...   \n",
       "88377             NaN               NaN                 NaN   \n",
       "88601             NaN               NaN                 NaN   \n",
       "88802             NaN               NaN                 NaN   \n",
       "88816             NaN               NaN                 NaN   \n",
       "88863              11                 3                 NaN   \n",
       "\n",
       "                           JobSat              MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                    \n",
       "1                             NaN                   NaN       NaN       NaN   \n",
       "2                             NaN                   NaN       NaN       NaN   \n",
       "3              Slightly satisfied  Not at all confident  Not sure  Not sure   \n",
       "4              Slightly satisfied        Very confident        No  Not sure   \n",
       "5           Slightly dissatisfied    Somewhat confident       Yes        No   \n",
       "...                           ...                   ...       ...       ...   \n",
       "88377                         NaN                   NaN       NaN       NaN   \n",
       "88601                         NaN                   NaN       NaN       NaN   \n",
       "88802                         NaN                   NaN       NaN       NaN   \n",
       "88816                         NaN                   NaN       NaN       NaN   \n",
       "88863                         NaN                   NaN       NaN       NaN   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             I am actively looking for a job   \n",
       "3           I’m not actively looking, but I am open to new...   \n",
       "4                I am not interested in new job opportunities   \n",
       "5                I am not interested in new job opportunities   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "1                            NaN   \n",
       "2           I've never had a job   \n",
       "3                  1-2 years ago   \n",
       "4           Less than a year ago   \n",
       "5           Less than a year ago   \n",
       "...                          ...   \n",
       "88377                        NaN   \n",
       "88601                        NaN   \n",
       "88802                        NaN   \n",
       "88816                        NaN   \n",
       "88863                        NaN   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "1                                                         NaN      NaN   \n",
       "2                                                         NaN      NaN   \n",
       "3                         Interview with people in peer roles       No   \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
       "...                                                       ...      ...   \n",
       "88377                                                     NaN      NaN   \n",
       "88601                                                     NaN      NaN   \n",
       "88802                                                     NaN      NaN   \n",
       "88816                                                     NaN      NaN   \n",
       "88863                                                     NaN      NaN   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "3           Languages, frameworks, and other technologies ...   \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "5           Industry that I'd be working in;Languages, fra...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "3                            I was preparing for a job search            THB   \n",
       "4                            I was preparing for a job search            USD   \n",
       "5                            I was preparing for a job search            UAH   \n",
       "...                                                       ...            ...   \n",
       "88377                                                     NaN            NaN   \n",
       "88601                                                     NaN            NaN   \n",
       "88802                                                     NaN            NaN   \n",
       "88816                                                     NaN            NaN   \n",
       "88863                                                     NaN            NaN   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                                     \n",
       "1                            NaN        NaN      NaN        NaN          NaN   \n",
       "2                            NaN        NaN      NaN        NaN          NaN   \n",
       "3                      Thai baht    23000.0  Monthly     8820.0         40.0   \n",
       "4           United States dollar    61000.0   Yearly    61000.0         80.0   \n",
       "5              Ukrainian hryvnia        NaN      NaN        NaN         55.0   \n",
       "...                          ...        ...      ...        ...          ...   \n",
       "88377                        NaN        NaN      NaN        NaN          NaN   \n",
       "88601                        NaN        NaN      NaN        NaN          NaN   \n",
       "88802                        NaN        NaN      NaN        NaN          NaN   \n",
       "88816                        NaN        NaN      NaN        NaN          NaN   \n",
       "88863                        NaN        NaN      NaN        NaN          NaN   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           There's no schedule or spec; I work on what se...   \n",
       "4           There's no schedule or spec; I work on what se...   \n",
       "5           There is a schedule and/or spec (made by me or...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           Distracting work environment;Inadequate access...   \n",
       "4                                                         NaN   \n",
       "5           Being tasked with non-development work;Inadequ...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                                  WorkRemote WorkLoc                  ImpSyn  \\\n",
       "Respondent                                                                     \n",
       "1                                        NaN     NaN                     NaN   \n",
       "2                                        NaN     NaN                     NaN   \n",
       "3           Less than once per month / Never    Home                 Average   \n",
       "4           Less than once per month / Never    Home  A little below average   \n",
       "5                      A few days each month  Office  A little above average   \n",
       "...                                      ...     ...                     ...   \n",
       "88377                                    NaN     NaN                     NaN   \n",
       "88601                                    NaN     NaN                     NaN   \n",
       "88802                                    NaN     NaN                     NaN   \n",
       "88816                                    NaN     NaN                     NaN   \n",
       "88863                                    NaN     NaN                     NaN   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "1                                               NaN         NaN   \n",
       "2                                               NaN         NaN   \n",
       "3                                                No         NaN   \n",
       "4                                                No         NaN   \n",
       "5           Yes, because I see value in code review         NaN   \n",
       "...                                             ...         ...   \n",
       "88377                                           NaN         NaN   \n",
       "88601                                           NaN         NaN   \n",
       "88802                                           NaN         NaN   \n",
       "88816                                           NaN         NaN   \n",
       "88863                                           NaN         NaN   \n",
       "\n",
       "                                UnitTests  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3               No, but I think we should   \n",
       "4               No, but I think we should   \n",
       "5           Yes, it's part of our process   \n",
       "...                                   ...   \n",
       "88377                                 NaN   \n",
       "88601                                 NaN   \n",
       "88802                                 NaN   \n",
       "88816                                 NaN   \n",
       "88863                                 NaN   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                                                    Not sure   \n",
       "4           Developers typically have the most influence o...   \n",
       "5                                                    Not sure   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3           I have little or no influence   \n",
       "4           I have little or no influence   \n",
       "5           I have little or no influence   \n",
       "...                                   ...   \n",
       "88377                                 NaN   \n",
       "88601                                 NaN   \n",
       "88802                                 NaN   \n",
       "88816                                 NaN   \n",
       "88863                                 NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "1                             HTML/CSS;Java;JavaScript;Python   \n",
       "2                                         C++;HTML/CSS;Python   \n",
       "3                                                    HTML/CSS   \n",
       "4                                         C;C++;C#;Python;SQL   \n",
       "5                 C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "...                                                       ...   \n",
       "88377                           HTML/CSS;JavaScript;Other(s):   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Bash/Shell/PowerShell;HTML/CSS;Java;JavaScript...   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1             C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                                 C++;HTML/CSS;JavaScript;SQL   \n",
       "3                                             Elixir;HTML/CSS   \n",
       "4                                         C;C#;JavaScript;SQL   \n",
       "5                    HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "...                                                       ...   \n",
       "88377       C++;HTML/CSS;JavaScript;SQL;WebAssembly;Other(s):   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863            C;C++;C#;HTML/CSS;Java;Objective-C;SQL;Swift   \n",
       "\n",
       "                                          DatabaseWorkedWith  \\\n",
       "Respondent                                                     \n",
       "1                                                     SQLite   \n",
       "2                                                        NaN   \n",
       "3                                                 PostgreSQL   \n",
       "4                                               MySQL;SQLite   \n",
       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "...                                                      ...   \n",
       "88377                                        Firebase;SQLite   \n",
       "88601                                                    NaN   \n",
       "88802                                                    NaN   \n",
       "88816                                                    NaN   \n",
       "88863            DynamoDB;MariaDB;Microsoft SQL Server;MySQL   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                                       MySQL   \n",
       "2                                                       MySQL   \n",
       "3                                                  PostgreSQL   \n",
       "4                                                MySQL;SQLite   \n",
       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "...                                                       ...   \n",
       "88377                                   Firebase;MySQL;SQLite   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                             MariaDB;MySQL;Oracle;SQLite   \n",
       "\n",
       "                           PlatformWorkedWith  \\\n",
       "Respondent                                      \n",
       "1                               MacOS;Windows   \n",
       "2                                     Windows   \n",
       "3                                         NaN   \n",
       "4                               Linux;Windows   \n",
       "5           Android;Linux;MacOS;Slack;Windows   \n",
       "...                                       ...   \n",
       "88377                                   Linux   \n",
       "88601                                     NaN   \n",
       "88802                                     NaN   \n",
       "88816                                     NaN   \n",
       "88863               iOS;Linux;MacOS;WordPress   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                     Android;Arduino;Windows   \n",
       "2                                                     Windows   \n",
       "3                                                         NaN   \n",
       "4                                               Linux;Windows   \n",
       "5                       Android;Docker;Kubernetes;Linux;Slack   \n",
       "...                                                       ...   \n",
       "88377                             Google Cloud Platform;Linux   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Android;AWS;Google Cloud Platform;IBM Cloud or...   \n",
       "\n",
       "                                     WebFrameWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                                          Django;Flask   \n",
       "2                                                Django   \n",
       "3                                                   NaN   \n",
       "4                                                   NaN   \n",
       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
       "...                                                 ...   \n",
       "88377                                            jQuery   \n",
       "88601                                               NaN   \n",
       "88802                                               NaN   \n",
       "88816                                               NaN   \n",
       "88863                            Django;jQuery;React.js   \n",
       "\n",
       "                  WebFrameDesireNextYear      MiscTechWorkedWith  \\\n",
       "Respondent                                                         \n",
       "1                           Flask;jQuery                 Node.js   \n",
       "2                                 Django                     NaN   \n",
       "3                              Other(s):                     NaN   \n",
       "4                                    NaN                    .NET   \n",
       "5           Flask;jQuery;React.js;Spring         Cordova;Node.js   \n",
       "...                                  ...                     ...   \n",
       "88377                      jQuery;Vue.js                 Node.js   \n",
       "88601                                NaN                     NaN   \n",
       "88802                                NaN                     NaN   \n",
       "88816                                NaN                     NaN   \n",
       "88863                             Django  Unity 3D;Unreal Engine   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                                            Node.js   \n",
       "2                                                NaN   \n",
       "3                                                NaN   \n",
       "4                                               .NET   \n",
       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
       "...                                              ...   \n",
       "88377            React Native;Unity 3D;Unreal Engine   \n",
       "88601                                            NaN   \n",
       "88802                                            NaN   \n",
       "88816                                            NaN   \n",
       "88863                                            NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "1                                  IntelliJ;Notepad++;PyCharm      Windows   \n",
       "2                                                Atom;PyCharm      Windows   \n",
       "3                                      Vim;Visual Studio Code  Linux-based   \n",
       "4                Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "5                                      IntelliJ;Notepad++;Vim  Linux-based   \n",
       "...                                                       ...          ...   \n",
       "88377                   Atom;Visual Studio;Visual Studio Code      Windows   \n",
       "88601                                                     NaN          NaN   \n",
       "88802                                                     NaN          NaN   \n",
       "88816                                                     NaN          NaN   \n",
       "88863       Android Studio;Atom;Eclipse;NetBeans;Notepad++...  Linux-based   \n",
       "\n",
       "                                        Containers BlockchainOrg  \\\n",
       "Respondent                                                         \n",
       "1                          I do not use containers           NaN   \n",
       "2                          I do not use containers           NaN   \n",
       "3                          I do not use containers           NaN   \n",
       "4                          I do not use containers    Not at all   \n",
       "5           Outside of work, for personal projects    Not at all   \n",
       "...                                            ...           ...   \n",
       "88377                      I do not use containers           NaN   \n",
       "88601                                          NaN           NaN   \n",
       "88802                                          NaN           NaN   \n",
       "88816                                          NaN           NaN   \n",
       "88863                                   Production           NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN        Yes   \n",
       "2           Useful across many domains and could change ma...        Yes   \n",
       "3                                                         NaN        Yes   \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "5                                                         NaN        Yes   \n",
       "...                                                       ...        ...   \n",
       "88377       Useful across many domains and could change ma...        Yes   \n",
       "88601                                                     NaN        NaN   \n",
       "88802                                                     NaN        NaN   \n",
       "88816                                                     NaN        NaN   \n",
       "88863       Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "\n",
       "                                            ITperson  OffOn SocialMedia  \\\n",
       "Respondent                                                                \n",
       "1           Fortunately, someone else has that title    Yes     Twitter   \n",
       "2                                                Yes    Yes   Instagram   \n",
       "3                                                Yes    Yes      Reddit   \n",
       "4                                               SIGH    Yes      Reddit   \n",
       "5                                           Also Yes    Yes    Facebook   \n",
       "...                                              ...    ...         ...   \n",
       "88377                                            Yes  What?     YouTube   \n",
       "88601                                            NaN    NaN         NaN   \n",
       "88802                                            NaN    NaN         NaN   \n",
       "88816                                            NaN    NaN         NaN   \n",
       "88863                                       Also Yes    Yes    WhatsApp   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "1                             Online   Username              2017   \n",
       "2                             Online   Username              2017   \n",
       "3           In real life (in person)   Username              2011   \n",
       "4           In real life (in person)   Username              2014   \n",
       "5           In real life (in person)   Username  I don't remember   \n",
       "...                              ...        ...               ...   \n",
       "88377                            NaN   Username  I don't remember   \n",
       "88601                            NaN        NaN               NaN   \n",
       "88802                            NaN        NaN               NaN   \n",
       "88816                            NaN        NaN               NaN   \n",
       "88863       In real life (in person)        NaN              2012   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "3                      A few times per week   \n",
       "4                     Daily or almost daily   \n",
       "5                    Multiple times per day   \n",
       "...                                     ...   \n",
       "88377                  A few times per week   \n",
       "88601                                   NaN   \n",
       "88802                                   NaN   \n",
       "88816                                   NaN   \n",
       "88863                 Daily or almost daily   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "3           Find answers to specific questions;Learn how t...   \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "5                          Find answers to specific questions   \n",
       "...                                                       ...   \n",
       "88377       Find answers to specific questions;Learn how t...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "1                    3-5 times per week      Stack Overflow was much faster   \n",
       "2                    3-5 times per week      Stack Overflow was much faster   \n",
       "3                   6-10 times per week            They were about the same   \n",
       "4                    1-2 times per week      Stack Overflow was much faster   \n",
       "5           More than 10 times per week      Stack Overflow was much faster   \n",
       "...                                 ...                                 ...   \n",
       "88377                3-5 times per week  Stack Overflow was slightly faster   \n",
       "88601                               NaN                                 NaN   \n",
       "88802                               NaN                                 NaN   \n",
       "88816                               NaN                                 NaN   \n",
       "88863               6-10 times per week      Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "1           31-60 minutes        No   \n",
       "2           11-30 minutes       Yes   \n",
       "3                     NaN       Yes   \n",
       "4           31-60 minutes       Yes   \n",
       "5                     NaN       Yes   \n",
       "...                   ...       ...   \n",
       "88377       11-30 minutes       Yes   \n",
       "88601                 NaN       NaN   \n",
       "88802                 NaN       NaN   \n",
       "88816                 NaN       NaN   \n",
       "88863       11-30 minutes       Yes   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             A few times per month or weekly   \n",
       "3                         Less than once per month or monthly   \n",
       "4                         Less than once per month or monthly   \n",
       "5                             A few times per month or weekly   \n",
       "...                                                       ...   \n",
       "88377       I have never participated in Q&A on Stack Over...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                         A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "3                                                         Yes   \n",
       "4                                                         Yes   \n",
       "5           No, I knew that Stack Overflow had a job board...   \n",
       "...                                                       ...   \n",
       "88377       No, I knew that Stack Overflow had a job board...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     Yes   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "1                         No, and I don't know what those are   \n",
       "2                         No, and I don't know what those are   \n",
       "3           No, I've heard of them, but I am not part of a...   \n",
       "4                         No, and I don't know what those are   \n",
       "5           No, I've heard of them, but I am not part of a...   \n",
       "...                                                       ...   \n",
       "88377       No, I've heard of them, but I am not part of a...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                             WelcomeChange  \\\n",
       "Respondent                                                              \n",
       "1                   Neutral   Just as welcome now as I felt last year   \n",
       "2             Yes, somewhat   Just as welcome now as I felt last year   \n",
       "3                   Neutral   Just as welcome now as I felt last year   \n",
       "4            No, not really   Just as welcome now as I felt last year   \n",
       "5           Yes, definitely   Just as welcome now as I felt last year   \n",
       "...                     ...                                       ...   \n",
       "88377        No, not at all                                       NaN   \n",
       "88601                   NaN                                       NaN   \n",
       "88802                   NaN                                       NaN   \n",
       "88816                   NaN                                       NaN   \n",
       "88863         Yes, somewhat  Somewhat less welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88377       Tech articles written by other developers;Tech...   NaN    Man   \n",
       "88601                                                     NaN   NaN    NaN   \n",
       "88802                                                     NaN   NaN    NaN   \n",
       "88816                                                     NaN   NaN    NaN   \n",
       "88863       Tech articles written by other developers;Indu...  18.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "1             No  Straight / Heterosexual   \n",
       "2             No  Straight / Heterosexual   \n",
       "3             No  Straight / Heterosexual   \n",
       "4             No  Straight / Heterosexual   \n",
       "5             No  Straight / Heterosexual   \n",
       "...          ...                      ...   \n",
       "88377         No                      NaN   \n",
       "88601        NaN                      NaN   \n",
       "88802        NaN                      NaN   \n",
       "88816        NaN                      NaN   \n",
       "88863         No  Straight / Heterosexual   \n",
       "\n",
       "                                                    Ethnicity Dependents  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN         No   \n",
       "2                                                         NaN         No   \n",
       "3                                                         NaN        Yes   \n",
       "4                                White or of European descent         No   \n",
       "5                    White or of European descent;Multiracial         No   \n",
       "...                                                       ...        ...   \n",
       "88377                                                     NaN         No   \n",
       "88601                                                     NaN        NaN   \n",
       "88802                                                     NaN        NaN   \n",
       "88816                                                     NaN        NaN   \n",
       "88863       Hispanic or Latino/Latina;White or of European...         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  \n",
       "3           Appropriate in length  Neither easy nor difficult  \n",
       "4           Appropriate in length                        Easy  \n",
       "5           Appropriate in length                        Easy  \n",
       "...                           ...                         ...  \n",
       "88377       Appropriate in length                        Easy  \n",
       "88601                         NaN                         NaN  \n",
       "88802                         NaN                         NaN  \n",
       "88816                         NaN                         NaN  \n",
       "88863       Appropriate in length                        Easy  \n",
       "\n",
       "[88883 rows x 84 columns]"
      ]
     },
     "execution_count": 96,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.rename(columns={\"ConvertedComp\":\"SalaryUSD\"},inplace=True)\n",
    "df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 97,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Respondent\n",
       "1         True\n",
       "2        False\n",
       "3         True\n",
       "4        False\n",
       "5         True\n",
       "         ...  \n",
       "88377     True\n",
       "88601    False\n",
       "88802    False\n",
       "88816    False\n",
       "88863     True\n",
       "Name: Hobbyist, Length: 88883, dtype: bool"
      ]
     },
     "execution_count": 97,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Hobbyist\"].map({\"Yes\":True,\"No\":False})"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 98,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "      <th>Country</th>\n",
       "      <th>Student</th>\n",
       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>EduOther</th>\n",
       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>SalaryUSD</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>False</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88377</th>\n",
       "      <td>NaN</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Canada</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;Other(s):</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL;WebAssembly;Other(s):</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Firebase;MySQL;SQLite</td>\n",
       "      <td>Linux</td>\n",
       "      <td>Google Cloud Platform;Linux</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>jQuery;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>React Native;Unity 3D;Unreal Engine</td>\n",
       "      <td>Atom;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88601</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88802</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88816</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88863</th>\n",
       "      <td>NaN</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>Spain</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Professional degree (JD, MD, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>8</td>\n",
       "      <td>11</td>\n",
       "      <td>3</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;Java;JavaScript...</td>\n",
       "      <td>C;C++;C#;HTML/CSS;Java;Objective-C;SQL;Swift</td>\n",
       "      <td>DynamoDB;MariaDB;Microsoft SQL Server;MySQL</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>iOS;Linux;MacOS;WordPress</td>\n",
       "      <td>Android;AWS;Google Cloud Platform;IBM Cloud or...</td>\n",
       "      <td>Django;jQuery;React.js</td>\n",
       "      <td>Django</td>\n",
       "      <td>Unity 3D;Unreal Engine</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;Atom;Eclipse;NetBeans;Notepad++...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>18.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Hispanic or Latino/Latina;White or of European...</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>88883 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "1                      I am a student who is learning to code      True   \n",
       "2                      I am a student who is learning to code     False   \n",
       "3           I am not primarily a developer, but I write co...      True   \n",
       "4                              I am a developer by profession     False   \n",
       "5                              I am a developer by profession      True   \n",
       "...                                                       ...       ...   \n",
       "88377                                                     NaN      True   \n",
       "88601                                                     NaN     False   \n",
       "88802                                                     NaN     False   \n",
       "88816                                                     NaN     False   \n",
       "88863                                                     NaN      True   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "1                                                       Never   \n",
       "2                                     Less than once per year   \n",
       "3                                                       Never   \n",
       "4                                                       Never   \n",
       "5                                  Once a month or more often   \n",
       "...                                                       ...   \n",
       "88377       Less than once a month but more than once per ...   \n",
       "88601                                                   Never   \n",
       "88802                                                   Never   \n",
       "88816                                                   Never   \n",
       "88863                                 Less than once per year   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "3           The quality of OSS and closed source software ...   \n",
       "4           The quality of OSS and closed source software ...   \n",
       "5           OSS is, on average, of HIGHER quality than pro...   \n",
       "...                                                       ...   \n",
       "88377       The quality of OSS and closed source software ...   \n",
       "88601       The quality of OSS and closed source software ...   \n",
       "88802                                                     NaN   \n",
       "88816       OSS is, on average, of HIGHER quality than pro...   \n",
       "88863       OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                                   Employment  \\\n",
       "Respondent                                                      \n",
       "1                      Not employed, and not looking for work   \n",
       "2                          Not employed, but looking for work   \n",
       "3                                          Employed full-time   \n",
       "4                                          Employed full-time   \n",
       "5                                          Employed full-time   \n",
       "...                                                       ...   \n",
       "88377                  Not employed, and not looking for work   \n",
       "88601                                                     NaN   \n",
       "88802                                      Employed full-time   \n",
       "88816       Independent contractor, freelancer, or self-em...   \n",
       "88863                  Not employed, and not looking for work   \n",
       "\n",
       "                           Country         Student  \\\n",
       "Respondent                                           \n",
       "1                   United Kingdom              No   \n",
       "2           Bosnia and Herzegovina  Yes, full-time   \n",
       "3                         Thailand              No   \n",
       "4                    United States              No   \n",
       "5                          Ukraine              No   \n",
       "...                            ...             ...   \n",
       "88377                       Canada              No   \n",
       "88601                          NaN             NaN   \n",
       "88802                          NaN             NaN   \n",
       "88816                          NaN             NaN   \n",
       "88863                        Spain  Yes, full-time   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "1                                   Primary/elementary school   \n",
       "2           Secondary school (e.g. American high school, G...   \n",
       "3                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                                                       ...   \n",
       "88377                               Primary/elementary school   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                      Professional degree (JD, MD, etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                               Web development or web design   \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "5           Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "1           Taught yourself a new language, framework, or ...   \n",
       "2           Taken an online course in programming or softw...   \n",
       "3           Taught yourself a new language, framework, or ...   \n",
       "4           Taken an online course in programming or softw...   \n",
       "5           Taken an online course in programming or softw...   \n",
       "...                                                       ...   \n",
       "88377       Taught yourself a new language, framework, or ...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Taken an online course in programming or softw...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "1                                NaN   \n",
       "2                                NaN   \n",
       "3               100 to 499 employees   \n",
       "4               100 to 499 employees   \n",
       "5           10,000 or more employees   \n",
       "...                              ...   \n",
       "88377                            NaN   \n",
       "88601                            NaN   \n",
       "88802                            NaN   \n",
       "88816                            NaN   \n",
       "88863                            NaN   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "1                                                         NaN         4   \n",
       "2           Developer, desktop or enterprise applications;...       NaN   \n",
       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
       "4                                       Developer, full-stack         3   \n",
       "5           Academic researcher;Developer, desktop or ente...        16   \n",
       "...                                                       ...       ...   \n",
       "88377                                                     NaN       NaN   \n",
       "88601                                                     NaN       NaN   \n",
       "88802                                                     NaN       NaN   \n",
       "88816                                                     NaN       NaN   \n",
       "88863                                                     NaN         8   \n",
       "\n",
       "           Age1stCode      YearsCodePro           CareerSat  \\\n",
       "Respondent                                                    \n",
       "1                  10               NaN                 NaN   \n",
       "2                  17               NaN                 NaN   \n",
       "3                  22                 1  Slightly satisfied   \n",
       "4                  16  Less than 1 year      Very satisfied   \n",
       "5                  14                 9   Very dissatisfied   \n",
       "...               ...               ...                 ...   \n",
       "88377             NaN               NaN                 NaN   \n",
       "88601             NaN               NaN                 NaN   \n",
       "88802             NaN               NaN                 NaN   \n",
       "88816             NaN               NaN                 NaN   \n",
       "88863              11                 3                 NaN   \n",
       "\n",
       "                           JobSat              MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                    \n",
       "1                             NaN                   NaN       NaN       NaN   \n",
       "2                             NaN                   NaN       NaN       NaN   \n",
       "3              Slightly satisfied  Not at all confident  Not sure  Not sure   \n",
       "4              Slightly satisfied        Very confident        No  Not sure   \n",
       "5           Slightly dissatisfied    Somewhat confident       Yes        No   \n",
       "...                           ...                   ...       ...       ...   \n",
       "88377                         NaN                   NaN       NaN       NaN   \n",
       "88601                         NaN                   NaN       NaN       NaN   \n",
       "88802                         NaN                   NaN       NaN       NaN   \n",
       "88816                         NaN                   NaN       NaN       NaN   \n",
       "88863                         NaN                   NaN       NaN       NaN   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             I am actively looking for a job   \n",
       "3           I’m not actively looking, but I am open to new...   \n",
       "4                I am not interested in new job opportunities   \n",
       "5                I am not interested in new job opportunities   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "1                            NaN   \n",
       "2           I've never had a job   \n",
       "3                  1-2 years ago   \n",
       "4           Less than a year ago   \n",
       "5           Less than a year ago   \n",
       "...                          ...   \n",
       "88377                        NaN   \n",
       "88601                        NaN   \n",
       "88802                        NaN   \n",
       "88816                        NaN   \n",
       "88863                        NaN   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "1                                                         NaN      NaN   \n",
       "2                                                         NaN      NaN   \n",
       "3                         Interview with people in peer roles       No   \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
       "...                                                       ...      ...   \n",
       "88377                                                     NaN      NaN   \n",
       "88601                                                     NaN      NaN   \n",
       "88802                                                     NaN      NaN   \n",
       "88816                                                     NaN      NaN   \n",
       "88863                                                     NaN      NaN   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "3           Languages, frameworks, and other technologies ...   \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "5           Industry that I'd be working in;Languages, fra...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "3                            I was preparing for a job search            THB   \n",
       "4                            I was preparing for a job search            USD   \n",
       "5                            I was preparing for a job search            UAH   \n",
       "...                                                       ...            ...   \n",
       "88377                                                     NaN            NaN   \n",
       "88601                                                     NaN            NaN   \n",
       "88802                                                     NaN            NaN   \n",
       "88816                                                     NaN            NaN   \n",
       "88863                                                     NaN            NaN   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                                     \n",
       "1                            NaN        NaN      NaN        NaN          NaN   \n",
       "2                            NaN        NaN      NaN        NaN          NaN   \n",
       "3                      Thai baht    23000.0  Monthly     8820.0         40.0   \n",
       "4           United States dollar    61000.0   Yearly    61000.0         80.0   \n",
       "5              Ukrainian hryvnia        NaN      NaN        NaN         55.0   \n",
       "...                          ...        ...      ...        ...          ...   \n",
       "88377                        NaN        NaN      NaN        NaN          NaN   \n",
       "88601                        NaN        NaN      NaN        NaN          NaN   \n",
       "88802                        NaN        NaN      NaN        NaN          NaN   \n",
       "88816                        NaN        NaN      NaN        NaN          NaN   \n",
       "88863                        NaN        NaN      NaN        NaN          NaN   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           There's no schedule or spec; I work on what se...   \n",
       "4           There's no schedule or spec; I work on what se...   \n",
       "5           There is a schedule and/or spec (made by me or...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           Distracting work environment;Inadequate access...   \n",
       "4                                                         NaN   \n",
       "5           Being tasked with non-development work;Inadequ...   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                                  WorkRemote WorkLoc                  ImpSyn  \\\n",
       "Respondent                                                                     \n",
       "1                                        NaN     NaN                     NaN   \n",
       "2                                        NaN     NaN                     NaN   \n",
       "3           Less than once per month / Never    Home                 Average   \n",
       "4           Less than once per month / Never    Home  A little below average   \n",
       "5                      A few days each month  Office  A little above average   \n",
       "...                                      ...     ...                     ...   \n",
       "88377                                    NaN     NaN                     NaN   \n",
       "88601                                    NaN     NaN                     NaN   \n",
       "88802                                    NaN     NaN                     NaN   \n",
       "88816                                    NaN     NaN                     NaN   \n",
       "88863                                    NaN     NaN                     NaN   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "1                                               NaN         NaN   \n",
       "2                                               NaN         NaN   \n",
       "3                                                No         NaN   \n",
       "4                                                No         NaN   \n",
       "5           Yes, because I see value in code review         NaN   \n",
       "...                                             ...         ...   \n",
       "88377                                           NaN         NaN   \n",
       "88601                                           NaN         NaN   \n",
       "88802                                           NaN         NaN   \n",
       "88816                                           NaN         NaN   \n",
       "88863                                           NaN         NaN   \n",
       "\n",
       "                                UnitTests  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3               No, but I think we should   \n",
       "4               No, but I think we should   \n",
       "5           Yes, it's part of our process   \n",
       "...                                   ...   \n",
       "88377                                 NaN   \n",
       "88601                                 NaN   \n",
       "88802                                 NaN   \n",
       "88816                                 NaN   \n",
       "88863                                 NaN   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                                                    Not sure   \n",
       "4           Developers typically have the most influence o...   \n",
       "5                                                    Not sure   \n",
       "...                                                       ...   \n",
       "88377                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     NaN   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3           I have little or no influence   \n",
       "4           I have little or no influence   \n",
       "5           I have little or no influence   \n",
       "...                                   ...   \n",
       "88377                                 NaN   \n",
       "88601                                 NaN   \n",
       "88802                                 NaN   \n",
       "88816                                 NaN   \n",
       "88863                                 NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "1                             HTML/CSS;Java;JavaScript;Python   \n",
       "2                                         C++;HTML/CSS;Python   \n",
       "3                                                    HTML/CSS   \n",
       "4                                         C;C++;C#;Python;SQL   \n",
       "5                 C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "...                                                       ...   \n",
       "88377                           HTML/CSS;JavaScript;Other(s):   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Bash/Shell/PowerShell;HTML/CSS;Java;JavaScript...   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1             C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                                 C++;HTML/CSS;JavaScript;SQL   \n",
       "3                                             Elixir;HTML/CSS   \n",
       "4                                         C;C#;JavaScript;SQL   \n",
       "5                    HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "...                                                       ...   \n",
       "88377       C++;HTML/CSS;JavaScript;SQL;WebAssembly;Other(s):   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863            C;C++;C#;HTML/CSS;Java;Objective-C;SQL;Swift   \n",
       "\n",
       "                                          DatabaseWorkedWith  \\\n",
       "Respondent                                                     \n",
       "1                                                     SQLite   \n",
       "2                                                        NaN   \n",
       "3                                                 PostgreSQL   \n",
       "4                                               MySQL;SQLite   \n",
       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "...                                                      ...   \n",
       "88377                                        Firebase;SQLite   \n",
       "88601                                                    NaN   \n",
       "88802                                                    NaN   \n",
       "88816                                                    NaN   \n",
       "88863            DynamoDB;MariaDB;Microsoft SQL Server;MySQL   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                                       MySQL   \n",
       "2                                                       MySQL   \n",
       "3                                                  PostgreSQL   \n",
       "4                                                MySQL;SQLite   \n",
       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "...                                                       ...   \n",
       "88377                                   Firebase;MySQL;SQLite   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                             MariaDB;MySQL;Oracle;SQLite   \n",
       "\n",
       "                           PlatformWorkedWith  \\\n",
       "Respondent                                      \n",
       "1                               MacOS;Windows   \n",
       "2                                     Windows   \n",
       "3                                         NaN   \n",
       "4                               Linux;Windows   \n",
       "5           Android;Linux;MacOS;Slack;Windows   \n",
       "...                                       ...   \n",
       "88377                                   Linux   \n",
       "88601                                     NaN   \n",
       "88802                                     NaN   \n",
       "88816                                     NaN   \n",
       "88863               iOS;Linux;MacOS;WordPress   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                     Android;Arduino;Windows   \n",
       "2                                                     Windows   \n",
       "3                                                         NaN   \n",
       "4                                               Linux;Windows   \n",
       "5                       Android;Docker;Kubernetes;Linux;Slack   \n",
       "...                                                       ...   \n",
       "88377                             Google Cloud Platform;Linux   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Android;AWS;Google Cloud Platform;IBM Cloud or...   \n",
       "\n",
       "                                     WebFrameWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                                          Django;Flask   \n",
       "2                                                Django   \n",
       "3                                                   NaN   \n",
       "4                                                   NaN   \n",
       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
       "...                                                 ...   \n",
       "88377                                            jQuery   \n",
       "88601                                               NaN   \n",
       "88802                                               NaN   \n",
       "88816                                               NaN   \n",
       "88863                            Django;jQuery;React.js   \n",
       "\n",
       "                  WebFrameDesireNextYear      MiscTechWorkedWith  \\\n",
       "Respondent                                                         \n",
       "1                           Flask;jQuery                 Node.js   \n",
       "2                                 Django                     NaN   \n",
       "3                              Other(s):                     NaN   \n",
       "4                                    NaN                    .NET   \n",
       "5           Flask;jQuery;React.js;Spring         Cordova;Node.js   \n",
       "...                                  ...                     ...   \n",
       "88377                      jQuery;Vue.js                 Node.js   \n",
       "88601                                NaN                     NaN   \n",
       "88802                                NaN                     NaN   \n",
       "88816                                NaN                     NaN   \n",
       "88863                             Django  Unity 3D;Unreal Engine   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                                            Node.js   \n",
       "2                                                NaN   \n",
       "3                                                NaN   \n",
       "4                                               .NET   \n",
       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
       "...                                              ...   \n",
       "88377            React Native;Unity 3D;Unreal Engine   \n",
       "88601                                            NaN   \n",
       "88802                                            NaN   \n",
       "88816                                            NaN   \n",
       "88863                                            NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "1                                  IntelliJ;Notepad++;PyCharm      Windows   \n",
       "2                                                Atom;PyCharm      Windows   \n",
       "3                                      Vim;Visual Studio Code  Linux-based   \n",
       "4                Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "5                                      IntelliJ;Notepad++;Vim  Linux-based   \n",
       "...                                                       ...          ...   \n",
       "88377                   Atom;Visual Studio;Visual Studio Code      Windows   \n",
       "88601                                                     NaN          NaN   \n",
       "88802                                                     NaN          NaN   \n",
       "88816                                                     NaN          NaN   \n",
       "88863       Android Studio;Atom;Eclipse;NetBeans;Notepad++...  Linux-based   \n",
       "\n",
       "                                        Containers BlockchainOrg  \\\n",
       "Respondent                                                         \n",
       "1                          I do not use containers           NaN   \n",
       "2                          I do not use containers           NaN   \n",
       "3                          I do not use containers           NaN   \n",
       "4                          I do not use containers    Not at all   \n",
       "5           Outside of work, for personal projects    Not at all   \n",
       "...                                            ...           ...   \n",
       "88377                      I do not use containers           NaN   \n",
       "88601                                          NaN           NaN   \n",
       "88802                                          NaN           NaN   \n",
       "88816                                          NaN           NaN   \n",
       "88863                                   Production           NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN        Yes   \n",
       "2           Useful across many domains and could change ma...        Yes   \n",
       "3                                                         NaN        Yes   \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "5                                                         NaN        Yes   \n",
       "...                                                       ...        ...   \n",
       "88377       Useful across many domains and could change ma...        Yes   \n",
       "88601                                                     NaN        NaN   \n",
       "88802                                                     NaN        NaN   \n",
       "88816                                                     NaN        NaN   \n",
       "88863       Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "\n",
       "                                            ITperson  OffOn SocialMedia  \\\n",
       "Respondent                                                                \n",
       "1           Fortunately, someone else has that title    Yes     Twitter   \n",
       "2                                                Yes    Yes   Instagram   \n",
       "3                                                Yes    Yes      Reddit   \n",
       "4                                               SIGH    Yes      Reddit   \n",
       "5                                           Also Yes    Yes    Facebook   \n",
       "...                                              ...    ...         ...   \n",
       "88377                                            Yes  What?     YouTube   \n",
       "88601                                            NaN    NaN         NaN   \n",
       "88802                                            NaN    NaN         NaN   \n",
       "88816                                            NaN    NaN         NaN   \n",
       "88863                                       Also Yes    Yes    WhatsApp   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "1                             Online   Username              2017   \n",
       "2                             Online   Username              2017   \n",
       "3           In real life (in person)   Username              2011   \n",
       "4           In real life (in person)   Username              2014   \n",
       "5           In real life (in person)   Username  I don't remember   \n",
       "...                              ...        ...               ...   \n",
       "88377                            NaN   Username  I don't remember   \n",
       "88601                            NaN        NaN               NaN   \n",
       "88802                            NaN        NaN               NaN   \n",
       "88816                            NaN        NaN               NaN   \n",
       "88863       In real life (in person)        NaN              2012   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "3                      A few times per week   \n",
       "4                     Daily or almost daily   \n",
       "5                    Multiple times per day   \n",
       "...                                     ...   \n",
       "88377                  A few times per week   \n",
       "88601                                   NaN   \n",
       "88802                                   NaN   \n",
       "88816                                   NaN   \n",
       "88863                 Daily or almost daily   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "3           Find answers to specific questions;Learn how t...   \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "5                          Find answers to specific questions   \n",
       "...                                                       ...   \n",
       "88377       Find answers to specific questions;Learn how t...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "1                    3-5 times per week      Stack Overflow was much faster   \n",
       "2                    3-5 times per week      Stack Overflow was much faster   \n",
       "3                   6-10 times per week            They were about the same   \n",
       "4                    1-2 times per week      Stack Overflow was much faster   \n",
       "5           More than 10 times per week      Stack Overflow was much faster   \n",
       "...                                 ...                                 ...   \n",
       "88377                3-5 times per week  Stack Overflow was slightly faster   \n",
       "88601                               NaN                                 NaN   \n",
       "88802                               NaN                                 NaN   \n",
       "88816                               NaN                                 NaN   \n",
       "88863               6-10 times per week      Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "1           31-60 minutes        No   \n",
       "2           11-30 minutes       Yes   \n",
       "3                     NaN       Yes   \n",
       "4           31-60 minutes       Yes   \n",
       "5                     NaN       Yes   \n",
       "...                   ...       ...   \n",
       "88377       11-30 minutes       Yes   \n",
       "88601                 NaN       NaN   \n",
       "88802                 NaN       NaN   \n",
       "88816                 NaN       NaN   \n",
       "88863       11-30 minutes       Yes   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             A few times per month or weekly   \n",
       "3                         Less than once per month or monthly   \n",
       "4                         Less than once per month or monthly   \n",
       "5                             A few times per month or weekly   \n",
       "...                                                       ...   \n",
       "88377       I have never participated in Q&A on Stack Over...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                         A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "3                                                         Yes   \n",
       "4                                                         Yes   \n",
       "5           No, I knew that Stack Overflow had a job board...   \n",
       "...                                                       ...   \n",
       "88377       No, I knew that Stack Overflow had a job board...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863                                                     Yes   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "1                         No, and I don't know what those are   \n",
       "2                         No, and I don't know what those are   \n",
       "3           No, I've heard of them, but I am not part of a...   \n",
       "4                         No, and I don't know what those are   \n",
       "5           No, I've heard of them, but I am not part of a...   \n",
       "...                                                       ...   \n",
       "88377       No, I've heard of them, but I am not part of a...   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "88863       No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                             WelcomeChange  \\\n",
       "Respondent                                                              \n",
       "1                   Neutral   Just as welcome now as I felt last year   \n",
       "2             Yes, somewhat   Just as welcome now as I felt last year   \n",
       "3                   Neutral   Just as welcome now as I felt last year   \n",
       "4            No, not really   Just as welcome now as I felt last year   \n",
       "5           Yes, definitely   Just as welcome now as I felt last year   \n",
       "...                     ...                                       ...   \n",
       "88377        No, not at all                                       NaN   \n",
       "88601                   NaN                                       NaN   \n",
       "88802                   NaN                                       NaN   \n",
       "88816                   NaN                                       NaN   \n",
       "88863         Yes, somewhat  Somewhat less welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88377       Tech articles written by other developers;Tech...   NaN    Man   \n",
       "88601                                                     NaN   NaN    NaN   \n",
       "88802                                                     NaN   NaN    NaN   \n",
       "88816                                                     NaN   NaN    NaN   \n",
       "88863       Tech articles written by other developers;Indu...  18.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "1             No  Straight / Heterosexual   \n",
       "2             No  Straight / Heterosexual   \n",
       "3             No  Straight / Heterosexual   \n",
       "4             No  Straight / Heterosexual   \n",
       "5             No  Straight / Heterosexual   \n",
       "...          ...                      ...   \n",
       "88377         No                      NaN   \n",
       "88601        NaN                      NaN   \n",
       "88802        NaN                      NaN   \n",
       "88816        NaN                      NaN   \n",
       "88863         No  Straight / Heterosexual   \n",
       "\n",
       "                                                    Ethnicity Dependents  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN         No   \n",
       "2                                                         NaN         No   \n",
       "3                                                         NaN        Yes   \n",
       "4                                White or of European descent         No   \n",
       "5                    White or of European descent;Multiracial         No   \n",
       "...                                                       ...        ...   \n",
       "88377                                                     NaN         No   \n",
       "88601                                                     NaN        NaN   \n",
       "88802                                                     NaN        NaN   \n",
       "88816                                                     NaN        NaN   \n",
       "88863       Hispanic or Latino/Latina;White or of European...         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  \n",
       "3           Appropriate in length  Neither easy nor difficult  \n",
       "4           Appropriate in length                        Easy  \n",
       "5           Appropriate in length                        Easy  \n",
       "...                           ...                         ...  \n",
       "88377       Appropriate in length                        Easy  \n",
       "88601                         NaN                         NaN  \n",
       "88802                         NaN                         NaN  \n",
       "88816                         NaN                         NaN  \n",
       "88863       Appropriate in length                        Easy  \n",
       "\n",
       "[88883 rows x 84 columns]"
      ]
     },
     "execution_count": 98,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Hobbyist\"] = df[\"Hobbyist\"].map({\"Yes\":True,\"No\":False}) #this worked here as there was only Yes or No. if there was more we would have to use replace\n",
    "df"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Add/Remove Columns"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 99,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>full_name</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "      <td>corey schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "      <td>john smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "      <td>jane smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email  first     last      full_name\n",
       "0      corey@gmail.com  corey  schafer  corey schafer\n",
       "1       john@gmail.com   john    smith     john smith\n",
       "2  janesmith@gmail.com   jane    smith     jane smith"
      ]
     },
     "execution_count": 99,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"full_name\"]=ex_df[\"first\"]+\" \"+ex_df[\"last\"]\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 100,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email      full_name\n",
       "0      corey@gmail.com  corey schafer\n",
       "1       john@gmail.com     john smith\n",
       "2  janesmith@gmail.com     jane smith"
      ]
     },
     "execution_count": 100,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.drop(columns=[\"first\",\"last\"],inplace=True)\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 101,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>0</th>\n",
       "      <th>1</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "       0        1\n",
       "0  corey  schafer\n",
       "1   john    smith\n",
       "2   jane    smith"
      ]
     },
     "execution_count": 101,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"full_name\"].str.split(\" \",expand=True) #when we want to split a column into two"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 102,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df[[\"first\",\"last\"]] = ex_df[\"full_name\"].str.split(\" \",expand=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 103,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email      full_name  first     last\n",
       "0      corey@gmail.com  corey schafer  corey  schafer\n",
       "1       john@gmail.com     john smith   john    smith\n",
       "2  janesmith@gmail.com     jane smith   jane    smith"
      ]
     },
     "execution_count": 103,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 104,
   "metadata": {},
   "outputs": [],
   "source": [
    "#ex_df.append({\"first\":\"Tony\"})"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 105,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 email      full_name  first     last\n",
       "0      corey@gmail.com  corey schafer  corey  schafer\n",
       "1       john@gmail.com     john smith   john    smith\n",
       "2  janesmith@gmail.com     jane smith   jane    smith\n",
       "3                  NaN            NaN   Tony      NaN"
      ]
     },
     "execution_count": 105,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.append({\"first\":\"Tony\"},ignore_index=True) #adding rows"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 106,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "      <td>Cap@avengers.com</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first    last                 email\n",
       "0   Tony   Stark  IronMan@avengers.com\n",
       "1  Steve  Rogers      Cap@avengers.com"
      ]
     },
     "execution_count": 106,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "people={\"first\":[\"Tony\",\"Steve\"],\n",
    "        \"last\":[\"Stark\",\"Rogers\"],\n",
    "        \"email\":[\"IronMan@avengers.com\",\"Cap@avengers.com\"]}\n",
    "ex_df2 = pd.DataFrame(people)\n",
    "ex_df2"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 107,
   "metadata": {},
   "outputs": [],
   "source": [
    "#take note we have conflicting indices"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 108,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>Cap@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 108,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.append(ex_df2,ignore_index=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 109,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df = ex_df.append(ex_df2,ignore_index=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 110,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>Cap@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 110,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 111,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark"
      ]
     },
     "execution_count": 111,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.drop(index=4)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 112,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>Cap@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 112,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = ex_df[\"last\"]==\"smith\"\n",
    "ex_df.drop(index=ex_df[filt].index)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Sorting Data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 113,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>Cap@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith"
      ]
     },
     "execution_count": 113,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.sort_values(by=\"last\") #default is ascending order"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 114,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>email</th>\n",
       "      <th>full_name</th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>john@gmail.com</td>\n",
       "      <td>john smith</td>\n",
       "      <td>john</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>janesmith@gmail.com</td>\n",
       "      <td>jane smith</td>\n",
       "      <td>jane</td>\n",
       "      <td>smith</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>corey@gmail.com</td>\n",
       "      <td>corey schafer</td>\n",
       "      <td>corey</td>\n",
       "      <td>schafer</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>IronMan@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tony</td>\n",
       "      <td>Stark</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>Cap@avengers.com</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 114,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.sort_values(by=\"last\",ascending=False)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 115,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 115,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.sort_values(by=[\"last\",\"first\"],ascending=False) #if two elements of \"last\" are same then sort by \"first\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 116,
   "metadata": {},
   "outputs": [
    {
     "data": {
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      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 116,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.sort_values(by=[\"last\",\"first\"],ascending=[False,True]) #sorts \"last\" in descending and \"first\" in ascending"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 117,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df.sort_values(by=[\"last\",\"first\"],ascending=[False,True] , inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 118,
   "metadata": {},
   "outputs": [
    {
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       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 118,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 119,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "      <td>schafer</td>\n",
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       "      <th>1</th>\n",
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       "      <td>john smith</td>\n",
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       "      <td>NaN</td>\n",
       "      <td>Steve</td>\n",
       "      <td>Rogers</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                  email      full_name  first     last\n",
       "0       corey@gmail.com  corey schafer  corey  schafer\n",
       "1        john@gmail.com     john smith   john    smith\n",
       "2   janesmith@gmail.com     jane smith   jane    smith\n",
       "3  IronMan@avengers.com            NaN   Tony    Stark\n",
       "4      Cap@avengers.com            NaN  Steve   Rogers"
      ]
     },
     "execution_count": 119,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.sort_index()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 120,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "4     Rogers\n",
       "3      Stark\n",
       "0    schafer\n",
       "2      smith\n",
       "1      smith\n",
       "Name: last, dtype: object"
      ]
     },
     "execution_count": 120,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"last\"].sort_values()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 121,
   "metadata": {},
   "outputs": [],
   "source": [
    "df.sort_values(by=[\"Country\",\"SalaryUSD\"], ascending=[True,False],inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 122,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "      <td>Afghanistan</td>\n",
       "      <td>1000000.0</td>\n",
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       "    <tr>\n",
       "      <th>50499</th>\n",
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       "      <td>19152.0</td>\n",
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       "      <td>17556.0</td>\n",
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       "      <td>7980.0</td>\n",
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       "      <th>48436</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>4464.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10746</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>3996.0</td>\n",
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       "      <td>0.0</td>\n",
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       "      <th>6417</th>\n",
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       "      <th>26340</th>\n",
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       "      <th>29045</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "    <tr>\n",
       "      <th>33178</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>37802</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>40000</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "    <tr>\n",
       "      <th>43106</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "      <th>45854</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "      <th>47110</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "      <td>Afghanistan</td>\n",
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       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
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       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
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       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>60569</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>60946</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>62168</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>62525</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>74386</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>80926</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>85715</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>85825</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>86362</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>86932</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>87091</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88582</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88731</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2782</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>63019</th>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>38308</th>\n",
       "      <td>Albania</td>\n",
       "      <td>187668.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3787</th>\n",
       "      <td>Albania</td>\n",
       "      <td>114550.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9270</th>\n",
       "      <td>Albania</td>\n",
       "      <td>74474.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6716</th>\n",
       "      <td>Albania</td>\n",
       "      <td>60000.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10303</th>\n",
       "      <td>Albania</td>\n",
       "      <td>57300.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>66280</th>\n",
       "      <td>Albania</td>\n",
       "      <td>41244.0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                Country  SalaryUSD\n",
       "Respondent                        \n",
       "63129       Afghanistan  1000000.0\n",
       "50499       Afghanistan   153216.0\n",
       "39258       Afghanistan    19152.0\n",
       "58450       Afghanistan    17556.0\n",
       "7085        Afghanistan    14364.0\n",
       "22450       Afghanistan     7980.0\n",
       "48436       Afghanistan     4464.0\n",
       "10746       Afghanistan     3996.0\n",
       "8149        Afghanistan     1596.0\n",
       "29736       Afghanistan     1116.0\n",
       "722         Afghanistan        0.0\n",
       "28638       Afghanistan        0.0\n",
       "6417        Afghanistan        NaN\n",
       "7353        Afghanistan        NaN\n",
       "12310       Afghanistan        NaN\n",
       "26340       Afghanistan        NaN\n",
       "29045       Afghanistan        NaN\n",
       "33178       Afghanistan        NaN\n",
       "37802       Afghanistan        NaN\n",
       "40000       Afghanistan        NaN\n",
       "43106       Afghanistan        NaN\n",
       "44403       Afghanistan        NaN\n",
       "45854       Afghanistan        NaN\n",
       "47110       Afghanistan        NaN\n",
       "49702       Afghanistan        NaN\n",
       "50767       Afghanistan        NaN\n",
       "51859       Afghanistan        NaN\n",
       "58760       Afghanistan        NaN\n",
       "59560       Afghanistan        NaN\n",
       "60569       Afghanistan        NaN\n",
       "60946       Afghanistan        NaN\n",
       "62168       Afghanistan        NaN\n",
       "62525       Afghanistan        NaN\n",
       "74386       Afghanistan        NaN\n",
       "80926       Afghanistan        NaN\n",
       "85715       Afghanistan        NaN\n",
       "85825       Afghanistan        NaN\n",
       "86362       Afghanistan        NaN\n",
       "86932       Afghanistan        NaN\n",
       "87091       Afghanistan        NaN\n",
       "88582       Afghanistan        NaN\n",
       "88731       Afghanistan        NaN\n",
       "2782        Afghanistan        NaN\n",
       "63019       Afghanistan        NaN\n",
       "38308           Albania   187668.0\n",
       "3787            Albania   114550.0\n",
       "9270            Albania    74474.0\n",
       "6716            Albania    60000.0\n",
       "10303           Albania    57300.0\n",
       "66280           Albania    41244.0"
      ]
     },
     "execution_count": 122,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[[\"Country\",\"SalaryUSD\"]].head(50)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 123,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Respondent\n",
       "25983    2000000.0\n",
       "87896    2000000.0\n",
       "22013    2000000.0\n",
       "28243    2000000.0\n",
       "72732    2000000.0\n",
       "78151    2000000.0\n",
       "80200    2000000.0\n",
       "52132    2000000.0\n",
       "75561    2000000.0\n",
       "32250    2000000.0\n",
       "Name: SalaryUSD, dtype: float64"
      ]
     },
     "execution_count": 123,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    " df[\"SalaryUSD\"].nlargest(10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 124,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
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       "      <th>DevType</th>\n",
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       "      <th>Age1stCode</th>\n",
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       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
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       "      <th>MgrWant</th>\n",
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       "      <th>JobFactors</th>\n",
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       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
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       "      <th>WorkWeekHrs</th>\n",
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       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
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       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
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       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>25983</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Canada</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Solve a brain-teaser style puzzle;Interview wi...</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Opportunities for professi...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>65500.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>45.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>2.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;C#;HTML/CSS;JavaScri...</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;F#;Python;SQL;TypeScript</td>\n",
       "      <td>Microsoft SQL Server;MySQL</td>\n",
       "      <td>Microsoft SQL Server;MySQL</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Raspberry Pi;Win...</td>\n",
       "      <td>AWS;Docker;Linux;MacOS;Windows</td>\n",
       "      <td>Angular/Angular.js</td>\n",
       "      <td>Angular/Angular.js;Flask;React.js</td>\n",
       "      <td>.NET;.NET Core;Node.js</td>\n",
       "      <td>.NET Core;Node.js</td>\n",
       "      <td>Notepad++;Sublime Text;Vim;Visual Studio;Visua...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2013</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>24.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>87896</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Germany</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>9</td>\n",
       "      <td>17</td>\n",
       "      <td>8</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>I am already a manager</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Write any code;Interview with people in senior...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Diversit...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>55000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;SQL</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;Ruby;SQL;TypeScript</td>\n",
       "      <td>MariaDB;MySQL;PostgreSQL</td>\n",
       "      <td>MariaDB;MySQL;PostgreSQL</td>\n",
       "      <td>WordPress</td>\n",
       "      <td>NaN</td>\n",
       "      <td>jQuery;Laravel;Vue.js</td>\n",
       "      <td>Express;Laravel;Ruby on Rails;Vue.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Sublime Text;Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2011</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>32.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Gay or Lesbian</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22013</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Professional degree (JD, MD, etc.)</td>\n",
       "      <td>A natural science (ex. biology, chemistry, phy...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Academic researcher;Data scientist or machine ...</td>\n",
       "      <td>3</td>\n",
       "      <td>26</td>\n",
       "      <td>3</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Com...</td>\n",
       "      <td>No</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>1500000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>50.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Inadequate access to necessary tools;Meetings;...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;Java;Java...</td>\n",
       "      <td>Python;Swift</td>\n",
       "      <td>Cassandra;Microsoft SQL Server;Oracle</td>\n",
       "      <td>Cassandra</td>\n",
       "      <td>Android;Arduino;Google Cloud Platform;IBM Clou...</td>\n",
       "      <td>IBM Cloud or Watson;Windows</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>NaN</td>\n",
       "      <td>TensorFlow</td>\n",
       "      <td>TensorFlow</td>\n",
       "      <td>Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development</td>\n",
       "      <td>Implementing our own cryptocurrency</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Online</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>28243</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, back-end;Developer, full-stack;Deve...</td>\n",
       "      <td>25</td>\n",
       "      <td>9</td>\n",
       "      <td>14</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>20.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Not eno...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;C#;Java;JavaScript;Objective-C;Python</td>\n",
       "      <td>C;C++;C#</td>\n",
       "      <td>PostgreSQL;SQLite</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>Android;AWS;iOS;MacOS;Windows</td>\n",
       "      <td>Android;Linux</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Node.js;Pandas;Unity 3D</td>\n",
       "      <td>Unity 3D;Unreal Engine</td>\n",
       "      <td>Android Studio;Coda;PyCharm;Visual Studio;Visu...</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I don't use social media</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>Tech meetups or events in your area</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>72732</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>False</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Contributed to open source software</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>20</td>\n",
       "      <td>5</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Write any code</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Opportunities for professi...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>80000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Lack of support from management;Meetings;Time ...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Java;Python;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MongoDB;Microsoft SQL Server;MySQL;Oracle;Post...</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Android;Windows</td>\n",
       "      <td>AWS;Docker</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Angular/Angular.js;React.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Eclipse;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Testing</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>Neither</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Get a sense of belonging to the developer comm...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>78151</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Mexico</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>15</td>\n",
       "      <td>18</td>\n",
       "      <td>10</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>95000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>30.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Distrac...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;SQL;TypeScript</td>\n",
       "      <td>C#;TypeScript;WebAssembly</td>\n",
       "      <td>Microsoft SQL Server</td>\n",
       "      <td>Microsoft SQL Server</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Android;Arduino;Raspberry Pi</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;jQuery;Vue.js</td>\n",
       "      <td>Angular/Angular.js;Vue.js</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET Core;Xamarin</td>\n",
       "      <td>Visual Studio</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Non-currency applications of blockchain</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2010</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Learn how to do things I didn’t necessarily lo...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>32.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Hispanic or Latino/Latina</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>80200</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Netherlands</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>1,000 to 4,999 employees</td>\n",
       "      <td>Developer, front-end;Developer, mobile</td>\n",
       "      <td>8</td>\n",
       "      <td>17</td>\n",
       "      <td>4</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Complete a take-home project;Interview with pe...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Diversit...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>120000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>45.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>15.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Objective-C;Swift</td>\n",
       "      <td>Swift</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Arduino;iOS;MacOS</td>\n",
       "      <td>Arduino;iOS;MacOS;Slack</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Sublime Text;Vim;Xcode</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2011</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>25.0</td>\n",
       "      <td>Woman</td>\n",
       "      <td>No</td>\n",
       "      <td>Bisexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>52132</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Peru</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>I never declared a major</td>\n",
       "      <td>Completed an industry certification program (e...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Database administrator;Developer, back-end;Dev...</td>\n",
       "      <td>26</td>\n",
       "      <td>15</td>\n",
       "      <td>24</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>No</td>\n",
       "      <td>I am already a manager</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Write any code;Interview with people in peer r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>75000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>6.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;Python;SQL;TypeScript</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;Rust;SQL;TypeScript;We...</td>\n",
       "      <td>Firebase;PostgreSQL</td>\n",
       "      <td>Firebase;PostgreSQL</td>\n",
       "      <td>Android;AWS;Docker;Linux;Microsoft Azure;Slack...</td>\n",
       "      <td>Android;Arduino;Kubernetes;Linux;Raspberry Pi</td>\n",
       "      <td>Express</td>\n",
       "      <td>Express</td>\n",
       "      <td>Ansible;Cordova;Node.js</td>\n",
       "      <td>Ansible;Cordova;Node.js</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>48.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Black or of African descent;East Asian;Hispani...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>75561</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Singapore</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>A humanities discipline (ex. literature, histo...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;Developer, front-end;Devel...</td>\n",
       "      <td>19</td>\n",
       "      <td>10</td>\n",
       "      <td>16</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Complete a take-home project;Interview with pe...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>223000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>38.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Meetings;Non-work commitments (parenting, scho...</td>\n",
       "      <td>More than half, but not all, the time</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;Pyth...</td>\n",
       "      <td>Bash/Shell/PowerShell;F#;HTML/CSS;JavaScript;P...</td>\n",
       "      <td>DynamoDB;Elasticsearch;PostgreSQL</td>\n",
       "      <td>DynamoDB;Elasticsearch;PostgreSQL</td>\n",
       "      <td>AWS;Linux;MacOS</td>\n",
       "      <td>AWS;Linux;MacOS</td>\n",
       "      <td>React.js</td>\n",
       "      <td>React.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js;React Native</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development</td>\n",
       "      <td>Non-currency applications of blockchain</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Contribute ...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>The other resource was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area</td>\n",
       "      <td>37.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>32250</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Switzerland</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken a part-time in-person course in programm...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Academic researcher;Data scientist or machine ...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Office environment or company culture;Opportun...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>200000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>50.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Non-wor...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>20.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>C#;Go;HTML/CSS;JavaScript;Python;SQL;TypeScript</td>\n",
       "      <td>C#;HTML/CSS;JavaScript</td>\n",
       "      <td>DynamoDB;Elasticsearch;Redis</td>\n",
       "      <td>DynamoDB;Elasticsearch</td>\n",
       "      <td>Android;AWS;Docker;Google Cloud Platform;IBM C...</td>\n",
       "      <td>AWS;Linux</td>\n",
       "      <td>ASP.NET;Express;React.js;Vue.js</td>\n",
       "      <td>Vue.js</td>\n",
       "      <td>.NET Core;Node.js;TensorFlow</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2008</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Industry news about technologies you're intere...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "25983                          I am a developer by profession      True   \n",
       "87896                          I am a developer by profession      True   \n",
       "22013                          I am a developer by profession      True   \n",
       "28243                          I am a developer by profession      True   \n",
       "72732       I am not primarily a developer, but I write co...     False   \n",
       "78151                          I am a developer by profession      True   \n",
       "80200                          I am a developer by profession      True   \n",
       "52132                          I am a developer by profession      True   \n",
       "75561                          I am a developer by profession      True   \n",
       "32250                          I am a developer by profession      True   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "25983                                 Less than once per year   \n",
       "87896                                 Less than once per year   \n",
       "22013                                                   Never   \n",
       "28243                              Once a month or more often   \n",
       "72732       Less than once a month but more than once per ...   \n",
       "78151                                                   Never   \n",
       "80200                                                   Never   \n",
       "52132       Less than once a month but more than once per ...   \n",
       "75561       Less than once a month but more than once per ...   \n",
       "32250                              Once a month or more often   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "25983       OSS is, on average, of HIGHER quality than pro...   \n",
       "87896       The quality of OSS and closed source software ...   \n",
       "22013       The quality of OSS and closed source software ...   \n",
       "28243       OSS is, on average, of HIGHER quality than pro...   \n",
       "72732       OSS is, on average, of LOWER quality than prop...   \n",
       "78151       OSS is, on average, of HIGHER quality than pro...   \n",
       "80200       OSS is, on average, of LOWER quality than prop...   \n",
       "52132       OSS is, on average, of HIGHER quality than pro...   \n",
       "75561       The quality of OSS and closed source software ...   \n",
       "32250       The quality of OSS and closed source software ...   \n",
       "\n",
       "                                                   Employment      Country  \\\n",
       "Respondent                                                                   \n",
       "25983                                      Employed full-time       Canada   \n",
       "87896                                      Employed full-time      Germany   \n",
       "22013                                      Employed full-time        India   \n",
       "28243       Independent contractor, freelancer, or self-em...        India   \n",
       "72732                                                     NaN        India   \n",
       "78151                                      Employed full-time       Mexico   \n",
       "80200                                      Employed full-time  Netherlands   \n",
       "52132                                      Employed full-time         Peru   \n",
       "75561                                      Employed full-time    Singapore   \n",
       "32250                                      Employed full-time  Switzerland   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "25983                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "87896                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "22013                   No                 Professional degree (JD, MD, etc.)   \n",
       "28243                   No        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "72732       Yes, full-time           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "78151                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "80200                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "52132                   No  Some college/university study without earning ...   \n",
       "75561                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "32250                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "25983       Computer science, computer engineering, or sof...   \n",
       "87896       Computer science, computer engineering, or sof...   \n",
       "22013       A natural science (ex. biology, chemistry, phy...   \n",
       "28243       Computer science, computer engineering, or sof...   \n",
       "72732       Computer science, computer engineering, or sof...   \n",
       "78151       Computer science, computer engineering, or sof...   \n",
       "80200       Computer science, computer engineering, or sof...   \n",
       "52132                                I never declared a major   \n",
       "75561       A humanities discipline (ex. literature, histo...   \n",
       "32250       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "25983       Received on-the-job training in software devel...   \n",
       "87896       Taken an online course in programming or softw...   \n",
       "22013       Taken an online course in programming or softw...   \n",
       "28243       Taken an online course in programming or softw...   \n",
       "72732                     Contributed to open source software   \n",
       "78151       Taken an online course in programming or softw...   \n",
       "80200       Received on-the-job training in software devel...   \n",
       "52132       Completed an industry certification program (e...   \n",
       "75561       Taken an online course in programming or softw...   \n",
       "32250       Taken a part-time in-person course in programm...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "25983       10,000 or more employees   \n",
       "87896                  2-9 employees   \n",
       "22013                  2-9 employees   \n",
       "28243                  2-9 employees   \n",
       "72732                            NaN   \n",
       "78151           100 to 499 employees   \n",
       "80200       1,000 to 4,999 employees   \n",
       "52132           100 to 499 employees   \n",
       "75561       10,000 or more employees   \n",
       "32250                  2-9 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "25983                                   Developer, full-stack         8   \n",
       "87896                                   Developer, full-stack         9   \n",
       "22013       Academic researcher;Data scientist or machine ...         3   \n",
       "28243       Developer, back-end;Developer, full-stack;Deve...        25   \n",
       "72732                                                     NaN         4   \n",
       "78151                                   Developer, full-stack        15   \n",
       "80200                  Developer, front-end;Developer, mobile         8   \n",
       "52132       Database administrator;Developer, back-end;Dev...        26   \n",
       "75561       Developer, back-end;Developer, front-end;Devel...        19   \n",
       "32250       Academic researcher;Data scientist or machine ...        16   \n",
       "\n",
       "           Age1stCode YearsCodePro                           CareerSat  \\\n",
       "Respondent                                                               \n",
       "25983              16            2                      Very satisfied   \n",
       "87896              17            8                      Very satisfied   \n",
       "22013              26            3                      Very satisfied   \n",
       "28243               9           14  Neither satisfied nor dissatisfied   \n",
       "72732              20            5                  Slightly satisfied   \n",
       "78151              18           10                      Very satisfied   \n",
       "80200              17            4                      Very satisfied   \n",
       "52132              15           24                  Slightly satisfied   \n",
       "75561              10           16                      Very satisfied   \n",
       "32250              14            9                  Slightly satisfied   \n",
       "\n",
       "                                        JobSat              MgrIdiot MgrMoney  \\\n",
       "Respondent                                                                      \n",
       "25983                           Very satisfied    Somewhat confident       No   \n",
       "87896                           Very satisfied    Somewhat confident       No   \n",
       "22013                           Very satisfied                   NaN      NaN   \n",
       "28243       Neither satisfied nor dissatisfied                   NaN      NaN   \n",
       "72732                       Slightly satisfied                   NaN      NaN   \n",
       "78151                           Very satisfied    Somewhat confident       No   \n",
       "80200                           Very satisfied    Somewhat confident      Yes   \n",
       "52132                    Slightly dissatisfied  Not at all confident       No   \n",
       "75561                           Very satisfied        Very confident       No   \n",
       "32250                           Very satisfied                   NaN      NaN   \n",
       "\n",
       "                           MgrWant  \\\n",
       "Respondent                           \n",
       "25983                           No   \n",
       "87896       I am already a manager   \n",
       "22013                          NaN   \n",
       "28243                          NaN   \n",
       "72732                          NaN   \n",
       "78151                          Yes   \n",
       "80200                          Yes   \n",
       "52132       I am already a manager   \n",
       "75561                     Not sure   \n",
       "32250                          NaN   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "25983       I’m not actively looking, but I am open to new...   \n",
       "87896            I am not interested in new job opportunities   \n",
       "22013            I am not interested in new job opportunities   \n",
       "28243       I’m not actively looking, but I am open to new...   \n",
       "72732                         I am actively looking for a job   \n",
       "78151            I am not interested in new job opportunities   \n",
       "80200            I am not interested in new job opportunities   \n",
       "52132            I am not interested in new job opportunities   \n",
       "75561            I am not interested in new job opportunities   \n",
       "32250       I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                     LastHireDate  \\\n",
       "Respondent                          \n",
       "25983               3-4 years ago   \n",
       "87896       More than 4 years ago   \n",
       "22013               3-4 years ago   \n",
       "28243               1-2 years ago   \n",
       "72732       More than 4 years ago   \n",
       "78151        Less than a year ago   \n",
       "80200       More than 4 years ago   \n",
       "52132               3-4 years ago   \n",
       "75561               1-2 years ago   \n",
       "32250               1-2 years ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "25983       Solve a brain-teaser style puzzle;Interview wi...       No   \n",
       "87896       Write any code;Interview with people in senior...       No   \n",
       "22013       Write code by hand (e.g., on a whiteboard);Com...       No   \n",
       "28243       Interview with people in peer roles;Interview ...      Yes   \n",
       "72732                                          Write any code       No   \n",
       "78151       Write code by hand (e.g., on a whiteboard);Int...      Yes   \n",
       "80200       Complete a take-home project;Interview with pe...       No   \n",
       "52132       Write any code;Interview with people in peer r...       No   \n",
       "75561       Complete a take-home project;Interview with pe...       No   \n",
       "32250       Write any code;Write code by hand (e.g., on a ...      Yes   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "25983       Remote work options;Opportunities for professi...   \n",
       "87896       Office environment or company culture;Diversit...   \n",
       "22013       Financial performance or funding status of the...   \n",
       "28243       Financial performance or funding status of the...   \n",
       "72732       Remote work options;Opportunities for professi...   \n",
       "78151       Languages, frameworks, and other technologies ...   \n",
       "80200       Office environment or company culture;Diversit...   \n",
       "52132       Languages, frameworks, and other technologies ...   \n",
       "75561       Languages, frameworks, and other technologies ...   \n",
       "32250       Office environment or company culture;Opportun...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "25983        My job status changed (promotion, new job, etc.)            USD   \n",
       "87896       Something else changed (education, award, medi...            USD   \n",
       "22013       Something else changed (education, award, medi...            USD   \n",
       "28243       I heard about a job opportunity (from a recrui...            USD   \n",
       "72732                        I was preparing for a job search            USD   \n",
       "78151        My job status changed (promotion, new job, etc.)            USD   \n",
       "80200        My job status changed (promotion, new job, etc.)            USD   \n",
       "52132                        I was preparing for a job search            USD   \n",
       "75561                        I was preparing for a job search            USD   \n",
       "32250       Something else changed (education, award, medi...            USD   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                                     \n",
       "25983       United States dollar    65500.0   Weekly  2000000.0         45.0   \n",
       "87896       United States dollar    55000.0   Weekly  2000000.0         40.0   \n",
       "22013       United States dollar  1500000.0   Weekly  2000000.0         50.0   \n",
       "28243       United States dollar  2000000.0   Yearly  2000000.0         20.0   \n",
       "72732       United States dollar    80000.0   Weekly  2000000.0         40.0   \n",
       "78151       United States dollar    95000.0   Weekly  2000000.0         30.0   \n",
       "80200       United States dollar   120000.0   Weekly  2000000.0         45.0   \n",
       "52132       United States dollar    75000.0   Weekly  2000000.0         55.0   \n",
       "75561       United States dollar   223000.0  Monthly  2000000.0         38.0   \n",
       "32250       United States dollar   200000.0  Monthly  2000000.0         50.0   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "25983       There is a schedule and/or spec (made by me or...   \n",
       "87896       There is a schedule and/or spec (made by me or...   \n",
       "22013       There's no schedule or spec; I work on what se...   \n",
       "28243       There is a schedule and/or spec (made by me or...   \n",
       "72732       There is a schedule and/or spec (made by me or...   \n",
       "78151       There is a schedule and/or spec (made by me or...   \n",
       "80200       There is a schedule and/or spec (made by me or...   \n",
       "52132       There is a schedule and/or spec (made by me or...   \n",
       "75561       There's no schedule or spec; I work on what se...   \n",
       "32250       There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "25983       Being tasked with non-development work;Meeting...   \n",
       "87896       Being tasked with non-development work;Meeting...   \n",
       "22013       Inadequate access to necessary tools;Meetings;...   \n",
       "28243       Being tasked with non-development work;Not eno...   \n",
       "72732       Lack of support from management;Meetings;Time ...   \n",
       "78151       Being tasked with non-development work;Distrac...   \n",
       "80200                            Distracting work environment   \n",
       "52132                   Distracting work environment;Meetings   \n",
       "75561       Meetings;Non-work commitments (parenting, scho...   \n",
       "32250       Being tasked with non-development work;Non-wor...   \n",
       "\n",
       "                                                   WorkRemote WorkLoc  \\\n",
       "Respondent                                                              \n",
       "25983                                   A few days each month  Office   \n",
       "87896       All or almost all the time (I'm full-time remote)    Home   \n",
       "22013       All or almost all the time (I'm full-time remote)    Home   \n",
       "28243       All or almost all the time (I'm full-time remote)  Office   \n",
       "72732                        Less than once per month / Never  Office   \n",
       "78151                        Less than once per month / Never  Office   \n",
       "80200                                   A few days each month  Office   \n",
       "52132       All or almost all the time (I'm full-time remote)    Home   \n",
       "75561                   More than half, but not all, the time    Home   \n",
       "32250       All or almost all the time (I'm full-time remote)    Home   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "25983                      Average  Yes, because I see value in code review   \n",
       "87896       A little above average  Yes, because I see value in code review   \n",
       "22013       A little below average  Yes, because I see value in code review   \n",
       "28243            Far above average  Yes, because I see value in code review   \n",
       "72732       A little above average  Yes, because I see value in code review   \n",
       "78151       A little above average                                       No   \n",
       "80200                      Average  Yes, because I see value in code review   \n",
       "52132            Far above average  Yes, because I see value in code review   \n",
       "75561            Far above average                                       No   \n",
       "32250            Far above average  Yes, because I see value in code review   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "25983              2.0                      Yes, it's part of our process   \n",
       "87896              3.0                          No, but I think we should   \n",
       "22013             10.0                      Yes, it's part of our process   \n",
       "28243              NaN                                                NaN   \n",
       "72732             10.0                      Yes, it's part of our process   \n",
       "78151              NaN                          No, but I think we should   \n",
       "80200             15.0  Yes, it's not part of our process but the deve...   \n",
       "52132              6.0  Yes, it's not part of our process but the deve...   \n",
       "75561              NaN                      Yes, it's part of our process   \n",
       "32250             20.0                      Yes, it's part of our process   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "25983       Developers and management have nearly equal in...   \n",
       "87896       Developers and management have nearly equal in...   \n",
       "22013       Developers typically have the most influence o...   \n",
       "28243                                                     NaN   \n",
       "72732                                                Not sure   \n",
       "78151       The CTO, CIO, or other management purchase new...   \n",
       "80200                                                Not sure   \n",
       "52132       Developers typically have the most influence o...   \n",
       "75561                                                Not sure   \n",
       "32250       Developers typically have the most influence o...   \n",
       "\n",
       "                                PurchaseWhat  \\\n",
       "Respondent                                     \n",
       "25983          I have little or no influence   \n",
       "87896       I have a great deal of influence   \n",
       "22013       I have a great deal of influence   \n",
       "28243                                    NaN   \n",
       "72732          I have little or no influence   \n",
       "78151          I have little or no influence   \n",
       "80200          I have little or no influence   \n",
       "52132       I have a great deal of influence   \n",
       "75561          I have little or no influence   \n",
       "32250       I have a great deal of influence   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "25983       Bash/Shell/PowerShell;C++;C#;HTML/CSS;JavaScri...   \n",
       "87896                             HTML/CSS;JavaScript;PHP;SQL   \n",
       "22013       Assembly;Bash/Shell/PowerShell;C;C++;Java;Java...   \n",
       "28243               C++;C#;Java;JavaScript;Objective-C;Python   \n",
       "72732                                         Java;Python;SQL   \n",
       "78151                   C#;HTML/CSS;JavaScript;SQL;TypeScript   \n",
       "80200                                       Objective-C;Swift   \n",
       "52132           C++;HTML/CSS;JavaScript;Python;SQL;TypeScript   \n",
       "75561       Bash/Shell/PowerShell;HTML/CSS;JavaScript;Pyth...   \n",
       "32250         C#;Go;HTML/CSS;JavaScript;Python;SQL;TypeScript   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "25983       Bash/Shell/PowerShell;C#;F#;Python;SQL;TypeScript   \n",
       "87896             HTML/CSS;JavaScript;PHP;Ruby;SQL;TypeScript   \n",
       "22013                                            Python;Swift   \n",
       "28243                                                C;C++;C#   \n",
       "72732                                                     NaN   \n",
       "78151                               C#;TypeScript;WebAssembly   \n",
       "80200                                                   Swift   \n",
       "52132       C++;HTML/CSS;JavaScript;Rust;SQL;TypeScript;We...   \n",
       "75561       Bash/Shell/PowerShell;F#;HTML/CSS;JavaScript;P...   \n",
       "32250                                  C#;HTML/CSS;JavaScript   \n",
       "\n",
       "                                           DatabaseWorkedWith  \\\n",
       "Respondent                                                      \n",
       "25983                              Microsoft SQL Server;MySQL   \n",
       "87896                                MariaDB;MySQL;PostgreSQL   \n",
       "22013                   Cassandra;Microsoft SQL Server;Oracle   \n",
       "28243                                       PostgreSQL;SQLite   \n",
       "72732       MongoDB;Microsoft SQL Server;MySQL;Oracle;Post...   \n",
       "78151                                    Microsoft SQL Server   \n",
       "80200                                                     NaN   \n",
       "52132                                     Firebase;PostgreSQL   \n",
       "75561                       DynamoDB;Elasticsearch;PostgreSQL   \n",
       "32250                            DynamoDB;Elasticsearch;Redis   \n",
       "\n",
       "                       DatabaseDesireNextYear  \\\n",
       "Respondent                                      \n",
       "25983              Microsoft SQL Server;MySQL   \n",
       "87896                MariaDB;MySQL;PostgreSQL   \n",
       "22013                               Cassandra   \n",
       "28243                                  SQLite   \n",
       "72732                                   MySQL   \n",
       "78151                    Microsoft SQL Server   \n",
       "80200                                     NaN   \n",
       "52132                     Firebase;PostgreSQL   \n",
       "75561       DynamoDB;Elasticsearch;PostgreSQL   \n",
       "32250                  DynamoDB;Elasticsearch   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "25983       AWS;Docker;Heroku;Linux;MacOS;Raspberry Pi;Win...   \n",
       "87896                                               WordPress   \n",
       "22013       Android;Arduino;Google Cloud Platform;IBM Clou...   \n",
       "28243                           Android;AWS;iOS;MacOS;Windows   \n",
       "72732                                         Android;Windows   \n",
       "78151                                                 Windows   \n",
       "80200                                       Arduino;iOS;MacOS   \n",
       "52132       Android;AWS;Docker;Linux;Microsoft Azure;Slack...   \n",
       "75561                                         AWS;Linux;MacOS   \n",
       "32250       Android;AWS;Docker;Google Cloud Platform;IBM C...   \n",
       "\n",
       "                                   PlatformDesireNextYear  \\\n",
       "Respondent                                                  \n",
       "25983                      AWS;Docker;Linux;MacOS;Windows   \n",
       "87896                                                 NaN   \n",
       "22013                         IBM Cloud or Watson;Windows   \n",
       "28243                                       Android;Linux   \n",
       "72732                                          AWS;Docker   \n",
       "78151                        Android;Arduino;Raspberry Pi   \n",
       "80200                             Arduino;iOS;MacOS;Slack   \n",
       "52132       Android;Arduino;Kubernetes;Linux;Raspberry Pi   \n",
       "75561                                     AWS;Linux;MacOS   \n",
       "32250                                           AWS;Linux   \n",
       "\n",
       "                                  WebFrameWorkedWith  \\\n",
       "Respondent                                             \n",
       "25983                             Angular/Angular.js   \n",
       "87896                          jQuery;Laravel;Vue.js   \n",
       "22013                                         jQuery   \n",
       "28243                                            NaN   \n",
       "72732                                            NaN   \n",
       "78151       Angular/Angular.js;ASP.NET;jQuery;Vue.js   \n",
       "80200                                            NaN   \n",
       "52132                                        Express   \n",
       "75561                                       React.js   \n",
       "32250                ASP.NET;Express;React.js;Vue.js   \n",
       "\n",
       "                          WebFrameDesireNextYear  \\\n",
       "Respondent                                         \n",
       "25983          Angular/Angular.js;Flask;React.js   \n",
       "87896       Express;Laravel;Ruby on Rails;Vue.js   \n",
       "22013                                        NaN   \n",
       "28243                                        NaN   \n",
       "72732                Angular/Angular.js;React.js   \n",
       "78151                  Angular/Angular.js;Vue.js   \n",
       "80200                                        NaN   \n",
       "52132                                    Express   \n",
       "75561                                   React.js   \n",
       "32250                                     Vue.js   \n",
       "\n",
       "                      MiscTechWorkedWith   MiscTechDesireNextYear  \\\n",
       "Respondent                                                          \n",
       "25983             .NET;.NET Core;Node.js        .NET Core;Node.js   \n",
       "87896                                NaN                  Node.js   \n",
       "22013                         TensorFlow               TensorFlow   \n",
       "28243            Node.js;Pandas;Unity 3D   Unity 3D;Unreal Engine   \n",
       "72732                                NaN                      NaN   \n",
       "78151                               .NET        .NET Core;Xamarin   \n",
       "80200                                NaN                      NaN   \n",
       "52132            Ansible;Cordova;Node.js  Ansible;Cordova;Node.js   \n",
       "75561                            Node.js     Node.js;React Native   \n",
       "32250       .NET Core;Node.js;TensorFlow                  Node.js   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "25983       Notepad++;Sublime Text;Vim;Visual Studio;Visua...      Windows   \n",
       "87896                     Sublime Text;Vim;Visual Studio Code  Linux-based   \n",
       "22013                        Visual Studio;Visual Studio Code      Windows   \n",
       "28243       Android Studio;Coda;PyCharm;Visual Studio;Visu...        MacOS   \n",
       "72732                               Eclipse;Notepad++;PyCharm      Windows   \n",
       "78151                                           Visual Studio      Windows   \n",
       "80200                                  Sublime Text;Vim;Xcode        MacOS   \n",
       "52132                                  Vim;Visual Studio Code  Linux-based   \n",
       "75561                                  Vim;Visual Studio Code        MacOS   \n",
       "32250                                      Visual Studio Code  Linux-based   \n",
       "\n",
       "                                                   Containers  \\\n",
       "Respondent                                                      \n",
       "25983                                  Development;Production   \n",
       "87896                                 I do not use containers   \n",
       "22013                                             Development   \n",
       "28243                                 I do not use containers   \n",
       "72732                                                 Testing   \n",
       "78151                                 I do not use containers   \n",
       "80200                                 I do not use containers   \n",
       "52132                          Development;Testing;Production   \n",
       "75561                                             Development   \n",
       "32250       Development;Testing;Production;Outside of work...   \n",
       "\n",
       "                                      BlockchainOrg  \\\n",
       "Respondent                                            \n",
       "25983                                           NaN   \n",
       "87896                                    Not at all   \n",
       "22013           Implementing our own cryptocurrency   \n",
       "28243                                           NaN   \n",
       "72732                                           NaN   \n",
       "78151       Non-currency applications of blockchain   \n",
       "80200                                    Not at all   \n",
       "52132                                    Not at all   \n",
       "75561       Non-currency applications of blockchain   \n",
       "32250                                           NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "25983       Useful for decentralized currency (i.e., Bitcoin)         No   \n",
       "87896       Useful for immutable record keeping outside of...         No   \n",
       "22013       Useful across many domains and could change ma...        Yes   \n",
       "28243                       An irresponsible use of resources         No   \n",
       "72732                                                     NaN        Yes   \n",
       "78151       Useful for immutable record keeping outside of...        Yes   \n",
       "80200       Useful for immutable record keeping outside of...        Yes   \n",
       "52132                                           A passing fad         No   \n",
       "75561                                                     NaN         No   \n",
       "32250       Useful across many domains and could change ma...        Yes   \n",
       "\n",
       "            ITperson  OffOn               SocialMedia  \\\n",
       "Respondent                                              \n",
       "25983            Yes    Yes                    Reddit   \n",
       "87896            Yes    Yes                   Twitter   \n",
       "22013            Yes     No                   YouTube   \n",
       "28243            Yes     No  I don't use social media   \n",
       "72732            Yes     No                  WhatsApp   \n",
       "78151            Yes    Yes                    Reddit   \n",
       "80200           SIGH    Yes                 Instagram   \n",
       "52132           SIGH  What?                  WhatsApp   \n",
       "75561            Yes    Yes                   Twitter   \n",
       "32250       Also Yes    Yes                   Twitter   \n",
       "\n",
       "                        Extraversion   ScreenName SOVisit1st  \\\n",
       "Respondent                                                     \n",
       "25983       In real life (in person)     Username       2013   \n",
       "87896                         Online       Handle       2011   \n",
       "22013                         Online  Screen Name        NaN   \n",
       "28243       In real life (in person)     Username       2008   \n",
       "72732                        Neither          NaN       2017   \n",
       "78151       In real life (in person)     Username       2010   \n",
       "80200       In real life (in person)       Handle       2011   \n",
       "52132                        Neither     Username       2008   \n",
       "75561       In real life (in person)     Username       2008   \n",
       "32250                         Online          NaN       2008   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "25983                 Daily or almost daily   \n",
       "87896                 Daily or almost daily   \n",
       "22013                  A few times per week   \n",
       "28243                 Daily or almost daily   \n",
       "72732       A few times per month or weekly   \n",
       "78151                Multiple times per day   \n",
       "80200                Multiple times per day   \n",
       "52132                  A few times per week   \n",
       "75561                 Daily or almost daily   \n",
       "32250                  A few times per week   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "25983       Find answers to specific questions;Learn how t...   \n",
       "87896                      Find answers to specific questions   \n",
       "22013                      Find answers to specific questions   \n",
       "28243                      Find answers to specific questions   \n",
       "72732       Get a sense of belonging to the developer comm...   \n",
       "78151       Learn how to do things I didn’t necessarily lo...   \n",
       "80200                      Find answers to specific questions   \n",
       "52132                      Find answers to specific questions   \n",
       "75561       Find answers to specific questions;Contribute ...   \n",
       "32250       Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "25983                1-2 times per week      Stack Overflow was much faster   \n",
       "87896                3-5 times per week      Stack Overflow was much faster   \n",
       "22013                1-2 times per week      Stack Overflow was much faster   \n",
       "28243       More than 10 times per week      Stack Overflow was much faster   \n",
       "72732                1-2 times per week  Stack Overflow was slightly faster   \n",
       "78151                1-2 times per week      Stack Overflow was much faster   \n",
       "80200                1-2 times per week  Stack Overflow was slightly faster   \n",
       "52132                1-2 times per week      Stack Overflow was much faster   \n",
       "75561                3-5 times per week  The other resource was much faster   \n",
       "32250           Less than once per week      Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "25983       11-30 minutes       Yes   \n",
       "87896        0-10 minutes       Yes   \n",
       "22013         60+ minutes       Yes   \n",
       "28243         60+ minutes       Yes   \n",
       "72732       11-30 minutes       Yes   \n",
       "78151         60+ minutes       Yes   \n",
       "80200                 NaN        No   \n",
       "52132       11-30 minutes       Yes   \n",
       "75561       11-30 minutes       Yes   \n",
       "32250       11-30 minutes       Yes   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "25983                     Less than once per month or monthly   \n",
       "87896                     Less than once per month or monthly   \n",
       "22013       I have never participated in Q&A on Stack Over...   \n",
       "28243                                  Multiple times per day   \n",
       "72732                         A few times per month or weekly   \n",
       "78151                         A few times per month or weekly   \n",
       "80200                                                     NaN   \n",
       "52132                     Less than once per month or monthly   \n",
       "75561                                    A few times per week   \n",
       "32250                                    A few times per week   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "25983       No, I knew that Stack Overflow had a job board...   \n",
       "87896       No, I knew that Stack Overflow had a job board...   \n",
       "22013                                                     Yes   \n",
       "28243                                                     Yes   \n",
       "72732                                                     Yes   \n",
       "78151                                                     Yes   \n",
       "80200       No, I knew that Stack Overflow had a job board...   \n",
       "52132       No, I knew that Stack Overflow had a job board...   \n",
       "75561                                                     Yes   \n",
       "32250       No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "25983                     No, and I don't know what those are   \n",
       "87896       No, I've heard of them, but I am not part of a...   \n",
       "22013                                                     Yes   \n",
       "28243                     No, and I don't know what those are   \n",
       "72732                     No, and I don't know what those are   \n",
       "78151       No, I've heard of them, but I am not part of a...   \n",
       "80200                     No, and I don't know what those are   \n",
       "52132       No, I've heard of them, but I am not part of a...   \n",
       "75561       No, I've heard of them, but I am not part of a...   \n",
       "32250       No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                            WelcomeChange  \\\n",
       "Respondent                                                             \n",
       "25983        No, not really  Just as welcome now as I felt last year   \n",
       "87896        No, not really  Just as welcome now as I felt last year   \n",
       "22013       Yes, definitely    A lot more welcome now than last year   \n",
       "28243       Yes, definitely    A lot less welcome now than last year   \n",
       "72732              Not sure    A lot less welcome now than last year   \n",
       "78151               Neutral  Just as welcome now as I felt last year   \n",
       "80200               Neutral                                      NaN   \n",
       "52132         Yes, somewhat  Just as welcome now as I felt last year   \n",
       "75561       Yes, definitely  Just as welcome now as I felt last year   \n",
       "32250         Yes, somewhat  Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "25983                                                     NaN  24.0    Man   \n",
       "87896       Tech articles written by other developers;Tech...  32.0    Man   \n",
       "22013       Tech articles written by other developers;Indu...   NaN    Man   \n",
       "28243                     Tech meetups or events in your area   NaN    NaN   \n",
       "72732       Tech articles written by other developers;Tech...   NaN    Man   \n",
       "78151       Tech meetups or events in your area;Courses on...  32.0    Man   \n",
       "80200               Tech articles written by other developers  25.0  Woman   \n",
       "52132       Tech articles written by other developers;Tech...  48.0    Man   \n",
       "75561                     Tech meetups or events in your area  37.0    Man   \n",
       "32250       Industry news about technologies you're intere...  30.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "25983         No  Straight / Heterosexual   \n",
       "87896         No           Gay or Lesbian   \n",
       "22013         No  Straight / Heterosexual   \n",
       "28243        NaN  Straight / Heterosexual   \n",
       "72732         No                      NaN   \n",
       "78151         No  Straight / Heterosexual   \n",
       "80200         No                 Bisexual   \n",
       "52132        NaN                      NaN   \n",
       "75561         No  Straight / Heterosexual   \n",
       "32250         No  Straight / Heterosexual   \n",
       "\n",
       "                                                    Ethnicity Dependents  \\\n",
       "Respondent                                                                 \n",
       "25983                            White or of European descent         No   \n",
       "87896                            White or of European descent         No   \n",
       "22013                                                     NaN        Yes   \n",
       "28243                                                     NaN        Yes   \n",
       "72732                                                     NaN        Yes   \n",
       "78151                               Hispanic or Latino/Latina         No   \n",
       "80200                            White or of European descent         No   \n",
       "52132       Black or of African descent;East Asian;Hispani...        Yes   \n",
       "75561                            White or of European descent        Yes   \n",
       "32250                            White or of European descent         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "25983       Appropriate in length                        Easy  \n",
       "87896       Appropriate in length  Neither easy nor difficult  \n",
       "22013                    Too long                        Easy  \n",
       "28243                   Too short                        Easy  \n",
       "72732                    Too long                        Easy  \n",
       "78151       Appropriate in length                        Easy  \n",
       "80200       Appropriate in length                        Easy  \n",
       "52132       Appropriate in length                        Easy  \n",
       "75561       Appropriate in length                        Easy  \n",
       "32250       Appropriate in length                        Easy  "
      ]
     },
     "execution_count": 124,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.nlargest(10,\"SalaryUSD\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 125,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "  <thead>\n",
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       "      <th>MainBranch</th>\n",
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       "      <th>OpenSource</th>\n",
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       "      <th>Country</th>\n",
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       "      <th>MgrWant</th>\n",
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       "      <th>LastHireDate</th>\n",
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       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
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       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>722</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Younger than 5 years</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>NA - I am an independent contractor or self em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>1.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>1.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>1.0</td>\n",
       "      <td>No, and I'm glad we don't</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>What?</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Neither</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2008</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>NaN</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>The other resource was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Not sure / can't remember</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>1.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>28638</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other doctoral degree (Ph.D, Ed.D., etc.)</td>\n",
       "      <td>I never declared a major</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>36</td>\n",
       "      <td>13</td>\n",
       "      <td>16</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>3.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>2.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Java;Objective-C;O...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Java;Objective-C;O...</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Android;iOS;Linux;MacOS</td>\n",
       "      <td>Android;iOS;Linux</td>\n",
       "      <td>jQuery</td>\n",
       "      <td>NaN</td>\n",
       "      <td>TensorFlow;Unity 3D</td>\n",
       "      <td>Hadoop;TensorFlow;Unity 3D</td>\n",
       "      <td>Emacs</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>The other resource was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Too long</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13825</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Algeria</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>13</td>\n",
       "      <td>83</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>NA - I am an independent contractor or self em...</td>\n",
       "      <td>Complete a take-home project;Solve a brain-tea...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>1.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>168.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Being tasked with non-development work;Non-wor...</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Neither</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2015</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>56.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>40913</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Armenia</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>7</td>\n",
       "      <td>15</td>\n",
       "      <td>4</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>AMD</td>\n",
       "      <td>Armenian dram</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Meetings;Non-work commitments (parenting, scho...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>No, and I'm glad we don't</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Java;JavaScript;Py...</td>\n",
       "      <td>C;C++;Java;Python;SQL;TypeScript</td>\n",
       "      <td>Elasticsearch;MariaDB;MongoDB;MySQL;Redis</td>\n",
       "      <td>MariaDB;MongoDB;MySQL</td>\n",
       "      <td>Arduino;AWS;Docker;Linux;MacOS;Raspberry Pi;Sl...</td>\n",
       "      <td>Arduino;Linux;MacOS;Raspberry Pi</td>\n",
       "      <td>ASP.NET;Django;Flask</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;IPython / Jupyter;Sublime Text;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2013</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>30630</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Australia</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Database administrator;Developer, back-end;Dev...</td>\n",
       "      <td>35</td>\n",
       "      <td>7</td>\n",
       "      <td>30</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>NA - I am an independent contractor or self em...</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Office environ...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>AUD</td>\n",
       "      <td>Australian dollar</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Non-work commitme...</td>\n",
       "      <td>It's complicated</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;Ruby</td>\n",
       "      <td>Elixir;Ruby;TypeScript</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>AWS;iOS</td>\n",
       "      <td>Android;AWS;iOS</td>\n",
       "      <td>Ruby on Rails;Vue.js</td>\n",
       "      <td>Ruby on Rails;Vue.js</td>\n",
       "      <td>Chef;React Native</td>\n",
       "      <td>React Native</td>\n",
       "      <td>Sublime Text;TextMate;Vim;Xcode</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>No</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>43.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>69049</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Australia</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, full-stack;Engineering manager</td>\n",
       "      <td>17</td>\n",
       "      <td>12</td>\n",
       "      <td>14</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>AUD</td>\n",
       "      <td>Australian dollar</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>25.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Lack of support from management;Time spent com...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>1.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C#;Go;HTML/CSS;JavaScr...</td>\n",
       "      <td>Dart;Elixir;JavaScript;Kotlin;Python;R;Ruby;Rust</td>\n",
       "      <td>PostgreSQL;SQLite</td>\n",
       "      <td>Cassandra;PostgreSQL;Redis</td>\n",
       "      <td>Android;Arduino;Google Cloud Platform;iOS;Linu...</td>\n",
       "      <td>Google Cloud Platform;Heroku;Kubernetes;Linux;...</td>\n",
       "      <td>Ruby on Rails</td>\n",
       "      <td>Ruby on Rails;Vue.js</td>\n",
       "      <td>.NET;React Native</td>\n",
       "      <td>Ansible;Flutter;Hadoop;Pandas;React Native</td>\n",
       "      <td>IntelliJ;Visual Studio;Visual Studio Code;Xcode</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>No</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Not sure / can't remember</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>34.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>19340</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Austria</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Fine arts or performing arts (ex. graphic desi...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>10</td>\n",
       "      <td>20</td>\n",
       "      <td>5</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Opportun...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>CHF</td>\n",
       "      <td>Swiss franc</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>35.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Assembly;C;Elixir;HTML/CSS;Java;JavaScript;Pyt...</td>\n",
       "      <td>Clojure</td>\n",
       "      <td>PostgreSQL;SQLite</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Arduino;Raspberry Pi</td>\n",
       "      <td>Arduino;Raspberry Pi</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>IntelliJ;Sublime Text</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2010</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>32.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>16214</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Bangladesh</td>\n",
       "      <td>Yes, part-time</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>A natural science (ex. biology, chemistry, phy...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Engineer, data;Engineering manager;Product man...</td>\n",
       "      <td>20</td>\n",
       "      <td>16</td>\n",
       "      <td>20</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>EUR</td>\n",
       "      <td>European Euro</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>10.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Lack of support from management;Meetings;Time ...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, and I'm glad we don't</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Java;PHP;Other(s):</td>\n",
       "      <td>Java;PHP;Other(s):</td>\n",
       "      <td>MariaDB;MySQL</td>\n",
       "      <td>MariaDB;MySQL</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows;WordPress</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows;WordPress</td>\n",
       "      <td>jQuery;Spring</td>\n",
       "      <td>jQuery;Spring</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;Eclipse;IntelliJ;NetBeans</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>Neither</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Contribute ...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>99.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>29355</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, part-time</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>10</td>\n",
       "      <td>10</td>\n",
       "      <td>6</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Specific depar...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>BAM</td>\n",
       "      <td>Bosnia and Herzegovina convertible mark</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>It's complicated</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>20.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Python;Ruby;Other(s):</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;Oth...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Linux;MacOS;Microsoft Azure;Raspberry Pi;Windows</td>\n",
       "      <td>Android;Arduino;AWS;iOS;Linux;MacOS;Raspberry ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Pandas;TensorFlow;Torch/PyTorch;Unity 3D;Unrea...</td>\n",
       "      <td>.NET;Torch/PyTorch;Unity 3D</td>\n",
       "      <td>Android Studio;Emacs;PyCharm;Visual Studio;Vis...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2013</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Not sure / can't remember</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1685</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Brazil</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>Designer;Developer, full-stack;Developer, game...</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
       "      <td>3</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>BRL</td>\n",
       "      <td>Brazilian real</td>\n",
       "      <td>0.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>0.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Toxic wo...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>6.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Elixir;HTML/CSS;JavaScript;PHP;Python</td>\n",
       "      <td>C#;Kotlin;Python</td>\n",
       "      <td>Cassandra;MariaDB;MongoDB;PostgreSQL</td>\n",
       "      <td>Cassandra;MariaDB;MongoDB;PostgreSQL</td>\n",
       "      <td>Docker;Kubernetes;MacOS</td>\n",
       "      <td>Android;Linux;Windows</td>\n",
       "      <td>Laravel</td>\n",
       "      <td>Django;Flask;Laravel;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>.NET;Node.js;Unity 3D;Other(s):</td>\n",
       "      <td>Android Studio;PHPStorm;PyCharm;Visual Studio ...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2010</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>29.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "722                            I am a developer by profession     False   \n",
       "28638                          I am a developer by profession      True   \n",
       "13825                          I am a developer by profession      True   \n",
       "40913                          I am a developer by profession      True   \n",
       "30630                          I am a developer by profession      True   \n",
       "69049                          I am a developer by profession     False   \n",
       "19340       I am not primarily a developer, but I write co...      True   \n",
       "16214       I am not primarily a developer, but I write co...      True   \n",
       "29355                          I am a developer by profession      True   \n",
       "1685                           I am a developer by profession      True   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "722         Less than once a month but more than once per ...   \n",
       "28638       Less than once a month but more than once per ...   \n",
       "13825                                                   Never   \n",
       "40913                                 Less than once per year   \n",
       "30630       Less than once a month but more than once per ...   \n",
       "69049                                                   Never   \n",
       "19340       Less than once a month but more than once per ...   \n",
       "16214                                 Less than once per year   \n",
       "29355                                                   Never   \n",
       "1685        Less than once a month but more than once per ...   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "722         The quality of OSS and closed source software ...   \n",
       "28638       OSS is, on average, of HIGHER quality than pro...   \n",
       "13825       The quality of OSS and closed source software ...   \n",
       "40913       The quality of OSS and closed source software ...   \n",
       "30630       The quality of OSS and closed source software ...   \n",
       "69049       The quality of OSS and closed source software ...   \n",
       "19340       OSS is, on average, of HIGHER quality than pro...   \n",
       "16214       OSS is, on average, of HIGHER quality than pro...   \n",
       "29355       OSS is, on average, of LOWER quality than prop...   \n",
       "1685        The quality of OSS and closed source software ...   \n",
       "\n",
       "                                                   Employment  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638       Independent contractor, freelancer, or self-em...   \n",
       "13825                                                     NaN   \n",
       "40913                                      Employed full-time   \n",
       "30630                                      Employed full-time   \n",
       "69049       Independent contractor, freelancer, or self-em...   \n",
       "19340                                                     NaN   \n",
       "16214                                      Employed full-time   \n",
       "29355       Independent contractor, freelancer, or self-em...   \n",
       "1685        Independent contractor, freelancer, or self-em...   \n",
       "\n",
       "                           Country         Student  \\\n",
       "Respondent                                           \n",
       "722                    Afghanistan             NaN   \n",
       "28638                  Afghanistan             NaN   \n",
       "13825                      Algeria             NaN   \n",
       "40913                      Armenia              No   \n",
       "30630                    Australia              No   \n",
       "69049                    Australia              No   \n",
       "19340                      Austria  Yes, full-time   \n",
       "16214                   Bangladesh  Yes, part-time   \n",
       "29355       Bosnia and Herzegovina  Yes, part-time   \n",
       "1685                        Brazil              No   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638               Other doctoral degree (Ph.D, Ed.D., etc.)   \n",
       "13825                                                     NaN   \n",
       "40913                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "30630             Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "69049                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "19340                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "16214             Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "29355       Some college/university study without earning ...   \n",
       "1685                 Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                I never declared a major   \n",
       "13825                                                     NaN   \n",
       "40913       Computer science, computer engineering, or sof...   \n",
       "30630                                                     NaN   \n",
       "69049       Computer science, computer engineering, or sof...   \n",
       "19340       Fine arts or performing arts (ex. graphic desi...   \n",
       "16214       A natural science (ex. biology, chemistry, phy...   \n",
       "29355       Computer science, computer engineering, or sof...   \n",
       "1685        Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825                                                     NaN   \n",
       "40913       Taught yourself a new language, framework, or ...   \n",
       "30630       Taken an online course in programming or softw...   \n",
       "69049       Received on-the-job training in software devel...   \n",
       "19340       Taken an online course in programming or softw...   \n",
       "16214                                                     NaN   \n",
       "29355       Taught yourself a new language, framework, or ...   \n",
       "1685        Taken an online course in programming or softw...   \n",
       "\n",
       "                                                      OrgSize  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825                                                     NaN   \n",
       "40913                                           2-9 employees   \n",
       "30630                                           2-9 employees   \n",
       "69049                                           2-9 employees   \n",
       "19340                                                     NaN   \n",
       "16214                                      20 to 99 employees   \n",
       "29355       Just me - I am a freelancer, sole proprietor, ...   \n",
       "1685        Just me - I am a freelancer, sole proprietor, ...   \n",
       "\n",
       "                                                      DevType  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825                                                     NaN   \n",
       "40913       Developer, desktop or enterprise applications;...   \n",
       "30630       Database administrator;Developer, back-end;Dev...   \n",
       "69049               Developer, full-stack;Engineering manager   \n",
       "19340                                                     NaN   \n",
       "16214       Engineer, data;Engineering manager;Product man...   \n",
       "29355                                                     NaN   \n",
       "1685        Designer;Developer, full-stack;Developer, game...   \n",
       "\n",
       "                   YearsCode            Age1stCode      YearsCodePro  \\\n",
       "Respondent                                                             \n",
       "722         Less than 1 year  Younger than 5 years  Less than 1 year   \n",
       "28638                     36                    13                16   \n",
       "13825                     13                    83  Less than 1 year   \n",
       "40913                      7                    15                 4   \n",
       "30630                     35                     7                30   \n",
       "69049                     17                    12                14   \n",
       "19340                     10                    20                 5   \n",
       "16214                     20                    16                20   \n",
       "29355                     10                    10                 6   \n",
       "1685                       8                    16                 3   \n",
       "\n",
       "                                     CareerSat  \\\n",
       "Respondent                                       \n",
       "722                             Very satisfied   \n",
       "28638                        Very dissatisfied   \n",
       "13825                        Very dissatisfied   \n",
       "40913                       Slightly satisfied   \n",
       "30630       Neither satisfied nor dissatisfied   \n",
       "69049                       Slightly satisfied   \n",
       "19340       Neither satisfied nor dissatisfied   \n",
       "16214                       Slightly satisfied   \n",
       "29355       Neither satisfied nor dissatisfied   \n",
       "1685        Neither satisfied nor dissatisfied   \n",
       "\n",
       "                                        JobSat        MgrIdiot  MgrMoney  \\\n",
       "Respondent                                                                 \n",
       "722                             Very satisfied             NaN       NaN   \n",
       "28638                        Very dissatisfied             NaN       NaN   \n",
       "13825                           Very satisfied             NaN       NaN   \n",
       "40913                       Slightly satisfied  Very confident  Not sure   \n",
       "30630                           Very satisfied             NaN       NaN   \n",
       "69049                       Slightly satisfied             NaN       NaN   \n",
       "19340                       Slightly satisfied             NaN       NaN   \n",
       "16214                       Slightly satisfied             NaN       NaN   \n",
       "29355       Neither satisfied nor dissatisfied             NaN       NaN   \n",
       "1685        Neither satisfied nor dissatisfied             NaN       NaN   \n",
       "\n",
       "             MgrWant                                            JobSeek  \\\n",
       "Respondent                                                                \n",
       "722              NaN       I am not interested in new job opportunities   \n",
       "28638            NaN       I am not interested in new job opportunities   \n",
       "13825            NaN                    I am actively looking for a job   \n",
       "40913       Not sure       I am not interested in new job opportunities   \n",
       "30630            NaN       I am not interested in new job opportunities   \n",
       "69049            NaN  I’m not actively looking, but I am open to new...   \n",
       "19340            NaN  I’m not actively looking, but I am open to new...   \n",
       "16214            NaN       I am not interested in new job opportunities   \n",
       "29355            NaN       I am not interested in new job opportunities   \n",
       "1685             NaN  I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                                                 LastHireDate  \\\n",
       "Respondent                                                      \n",
       "722         NA - I am an independent contractor or self em...   \n",
       "28638                                                     NaN   \n",
       "13825       NA - I am an independent contractor or self em...   \n",
       "40913                                    Less than a year ago   \n",
       "30630       NA - I am an independent contractor or self em...   \n",
       "69049                                           1-2 years ago   \n",
       "19340                                           3-4 years ago   \n",
       "16214                                           3-4 years ago   \n",
       "29355                                    Less than a year ago   \n",
       "1685                                     Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "722                                                       NaN       No   \n",
       "28638                                                     NaN      NaN   \n",
       "13825       Complete a take-home project;Solve a brain-tea...      Yes   \n",
       "40913       Write any code;Write code by hand (e.g., on a ...       No   \n",
       "30630       Interview with people in peer roles;Interview ...       No   \n",
       "69049       Write any code;Write code by hand (e.g., on a ...       No   \n",
       "19340       Interview with people in peer roles;Interview ...       No   \n",
       "16214                     Interview with people in peer roles       No   \n",
       "29355       Interview with people in senior / management r...       No   \n",
       "1685        Interview with people in peer roles;Interview ...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825       Financial performance or funding status of the...   \n",
       "40913       Industry that I'd be working in;Languages, fra...   \n",
       "30630       Industry that I'd be working in;Office environ...   \n",
       "69049       Specific department or team I'd be working on;...   \n",
       "19340       Office environment or company culture;Opportun...   \n",
       "16214       Financial performance or funding status of the...   \n",
       "29355       Industry that I'd be working in;Specific depar...   \n",
       "1685        Specific department or team I'd be working on;...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "722         I heard about a job opportunity (from a recrui...            AFN   \n",
       "28638                                                     NaN            AFN   \n",
       "13825       Something else changed (education, award, medi...            AFN   \n",
       "40913       Something else changed (education, award, medi...            AMD   \n",
       "30630       I heard about a job opportunity (from a recrui...            AUD   \n",
       "69049        My job status changed (promotion, new job, etc.)            AUD   \n",
       "19340                        I was preparing for a job search            CHF   \n",
       "16214                        I was preparing for a job search            EUR   \n",
       "29355       Something else changed (education, award, medi...            BAM   \n",
       "1685                         I was preparing for a job search            BRL   \n",
       "\n",
       "                                       CurrencyDesc  CompTotal CompFreq  \\\n",
       "Respondent                                                                \n",
       "722                                  Afghan afghani        1.0   Yearly   \n",
       "28638                                Afghan afghani        3.0  Monthly   \n",
       "13825                                Afghan afghani        1.0   Yearly   \n",
       "40913                                 Armenian dram        0.0  Monthly   \n",
       "30630                             Australian dollar        0.0   Yearly   \n",
       "69049                             Australian dollar        0.0   Yearly   \n",
       "19340                                   Swiss franc        0.0  Monthly   \n",
       "16214                                 European Euro        0.0   Yearly   \n",
       "29355       Bosnia and Herzegovina convertible mark        0.0   Yearly   \n",
       "1685                                 Brazilian real        0.0  Monthly   \n",
       "\n",
       "            SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                           \n",
       "722               0.0          1.0   \n",
       "28638             0.0          2.0   \n",
       "13825             0.0        168.0   \n",
       "40913             0.0         40.0   \n",
       "30630             0.0         80.0   \n",
       "69049             0.0         25.0   \n",
       "19340             0.0         35.0   \n",
       "16214             0.0         10.0   \n",
       "29355             0.0         80.0   \n",
       "1685              0.0         40.0   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825                                                     NaN   \n",
       "40913       There's no schedule or spec; I work on what se...   \n",
       "30630       There's no schedule or spec; I work on what se...   \n",
       "69049       There is a schedule and/or spec (made by me or...   \n",
       "19340       There is a schedule and/or spec (made by me or...   \n",
       "16214       There's no schedule or spec; I work on what se...   \n",
       "29355       There's no schedule or spec; I work on what se...   \n",
       "1685        There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825       Being tasked with non-development work;Non-wor...   \n",
       "40913       Meetings;Non-work commitments (parenting, scho...   \n",
       "30630       Distracting work environment;Non-work commitme...   \n",
       "69049       Lack of support from management;Time spent com...   \n",
       "19340       Being tasked with non-development work;Inadequ...   \n",
       "16214       Lack of support from management;Meetings;Time ...   \n",
       "29355       Being tasked with non-development work;Inadequ...   \n",
       "1685        Distracting work environment;Meetings;Toxic wo...   \n",
       "\n",
       "                                                   WorkRemote  \\\n",
       "Respondent                                                      \n",
       "722                          Less than once per month / Never   \n",
       "28638                                                     NaN   \n",
       "13825                                     About half the time   \n",
       "40913       Less than half the time, but at least one day ...   \n",
       "30630                                        It's complicated   \n",
       "69049       All or almost all the time (I'm full-time remote)   \n",
       "19340                                   A few days each month   \n",
       "16214                        Less than once per month / Never   \n",
       "29355                                        It's complicated   \n",
       "1685        All or almost all the time (I'm full-time remote)   \n",
       "\n",
       "                                                   WorkLoc  \\\n",
       "Respondent                                                   \n",
       "722         Other place, such as a coworking space or cafe   \n",
       "28638                                                  NaN   \n",
       "13825                                                 Home   \n",
       "40913                                               Office   \n",
       "30630       Other place, such as a coworking space or cafe   \n",
       "69049                                                 Home   \n",
       "19340                                               Office   \n",
       "16214       Other place, such as a coworking space or cafe   \n",
       "29355       Other place, such as a coworking space or cafe   \n",
       "1685                                                  Home   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "722              Far above average  Yes, because I see value in code review   \n",
       "28638                          NaN                                      NaN   \n",
       "13825            Far above average                                       No   \n",
       "40913       A little above average  Yes, because I see value in code review   \n",
       "30630       A little above average  Yes, because I see value in code review   \n",
       "69049       A little above average  Yes, because I see value in code review   \n",
       "19340                      Average  Yes, because I see value in code review   \n",
       "16214            Far above average                                       No   \n",
       "29355            Far above average  Yes, because I see value in code review   \n",
       "1685                       Average  Yes, because I see value in code review   \n",
       "\n",
       "            CodeRevHrs                      UnitTests  \\\n",
       "Respondent                                              \n",
       "722                1.0      No, and I'm glad we don't   \n",
       "28638              NaN                            NaN   \n",
       "13825              NaN  Yes, it's part of our process   \n",
       "40913              3.0      No, and I'm glad we don't   \n",
       "30630             10.0      No, but I think we should   \n",
       "69049              1.0                            NaN   \n",
       "19340              5.0  Yes, it's part of our process   \n",
       "16214              NaN      No, and I'm glad we don't   \n",
       "29355             20.0                            NaN   \n",
       "1685               6.0                            NaN   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                                     NaN   \n",
       "13825                                                     NaN   \n",
       "40913       Developers and management have nearly equal in...   \n",
       "30630                                                     NaN   \n",
       "69049                                                     NaN   \n",
       "19340       Developers and management have nearly equal in...   \n",
       "16214       Developers and management have nearly equal in...   \n",
       "29355                                                     NaN   \n",
       "1685                                                      NaN   \n",
       "\n",
       "                                PurchaseWhat  \\\n",
       "Respondent                                     \n",
       "722            I have little or no influence   \n",
       "28638                                    NaN   \n",
       "13825       I have a great deal of influence   \n",
       "40913       I have a great deal of influence   \n",
       "30630       I have a great deal of influence   \n",
       "69049                                    NaN   \n",
       "19340       I have a great deal of influence   \n",
       "16214       I have a great deal of influence   \n",
       "29355                                    NaN   \n",
       "1685                                     NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638       Bash/Shell/PowerShell;C;C++;Java;Objective-C;O...   \n",
       "13825                                               Other(s):   \n",
       "40913       Bash/Shell/PowerShell;C;C++;Java;JavaScript;Py...   \n",
       "30630          Bash/Shell/PowerShell;HTML/CSS;JavaScript;Ruby   \n",
       "69049       Bash/Shell/PowerShell;C;C#;Go;HTML/CSS;JavaScr...   \n",
       "19340       Assembly;C;Elixir;HTML/CSS;Java;JavaScript;Pyt...   \n",
       "16214                                      Java;PHP;Other(s):   \n",
       "29355       Bash/Shell/PowerShell;C;C++;Python;Ruby;Other(s):   \n",
       "1685                    Elixir;HTML/CSS;JavaScript;PHP;Python   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638       Bash/Shell/PowerShell;C;C++;Java;Objective-C;O...   \n",
       "13825                                               Other(s):   \n",
       "40913                        C;C++;Java;Python;SQL;TypeScript   \n",
       "30630                                  Elixir;Ruby;TypeScript   \n",
       "69049        Dart;Elixir;JavaScript;Kotlin;Python;R;Ruby;Rust   \n",
       "19340                                                 Clojure   \n",
       "16214                                      Java;PHP;Other(s):   \n",
       "29355       Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;Oth...   \n",
       "1685                                         C#;Kotlin;Python   \n",
       "\n",
       "                                   DatabaseWorkedWith  \\\n",
       "Respondent                                              \n",
       "722                                               NaN   \n",
       "28638                                    MySQL;SQLite   \n",
       "13825                                       Other(s):   \n",
       "40913       Elasticsearch;MariaDB;MongoDB;MySQL;Redis   \n",
       "30630                                      PostgreSQL   \n",
       "69049                               PostgreSQL;SQLite   \n",
       "19340                               PostgreSQL;SQLite   \n",
       "16214                                   MariaDB;MySQL   \n",
       "29355                                             NaN   \n",
       "1685             Cassandra;MariaDB;MongoDB;PostgreSQL   \n",
       "\n",
       "                          DatabaseDesireNextYear  \\\n",
       "Respondent                                         \n",
       "722                                          NaN   \n",
       "28638                               MySQL;SQLite   \n",
       "13825                                  Other(s):   \n",
       "40913                      MariaDB;MongoDB;MySQL   \n",
       "30630                                 PostgreSQL   \n",
       "69049                 Cassandra;PostgreSQL;Redis   \n",
       "19340                                        NaN   \n",
       "16214                              MariaDB;MySQL   \n",
       "29355                                        NaN   \n",
       "1685        Cassandra;MariaDB;MongoDB;PostgreSQL   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                 Android;iOS;Linux;MacOS   \n",
       "13825                                               Other(s):   \n",
       "40913       Arduino;AWS;Docker;Linux;MacOS;Raspberry Pi;Sl...   \n",
       "30630                                                 AWS;iOS   \n",
       "69049       Android;Arduino;Google Cloud Platform;iOS;Linu...   \n",
       "19340                                    Arduino;Raspberry Pi   \n",
       "16214            Android;Linux;Raspberry Pi;Windows;WordPress   \n",
       "29355        Linux;MacOS;Microsoft Azure;Raspberry Pi;Windows   \n",
       "1685                                  Docker;Kubernetes;MacOS   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                       Android;iOS;Linux   \n",
       "13825                                               Other(s):   \n",
       "40913                        Arduino;Linux;MacOS;Raspberry Pi   \n",
       "30630                                         Android;AWS;iOS   \n",
       "69049       Google Cloud Platform;Heroku;Kubernetes;Linux;...   \n",
       "19340                                    Arduino;Raspberry Pi   \n",
       "16214            Android;Linux;Raspberry Pi;Windows;WordPress   \n",
       "29355       Android;Arduino;AWS;iOS;Linux;MacOS;Raspberry ...   \n",
       "1685                                    Android;Linux;Windows   \n",
       "\n",
       "              WebFrameWorkedWith       WebFrameDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "722                          NaN                          NaN   \n",
       "28638                     jQuery                          NaN   \n",
       "13825                  Other(s):                    Other(s):   \n",
       "40913       ASP.NET;Django;Flask                 Django;Flask   \n",
       "30630       Ruby on Rails;Vue.js         Ruby on Rails;Vue.js   \n",
       "69049              Ruby on Rails         Ruby on Rails;Vue.js   \n",
       "19340                  Other(s):                    Other(s):   \n",
       "16214              jQuery;Spring                jQuery;Spring   \n",
       "29355                        NaN                          NaN   \n",
       "1685                     Laravel  Django;Flask;Laravel;Vue.js   \n",
       "\n",
       "                                           MiscTechWorkedWith  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                                     TensorFlow;Unity 3D   \n",
       "13825                                               Other(s):   \n",
       "40913                   .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
       "30630                                       Chef;React Native   \n",
       "69049                                       .NET;React Native   \n",
       "19340                                                     NaN   \n",
       "16214                                                     NaN   \n",
       "29355       Pandas;TensorFlow;Torch/PyTorch;Unity 3D;Unrea...   \n",
       "1685                                                  Node.js   \n",
       "\n",
       "                                MiscTechDesireNextYear  \\\n",
       "Respondent                                               \n",
       "722                                                NaN   \n",
       "28638                       Hadoop;TensorFlow;Unity 3D   \n",
       "13825                                        Other(s):   \n",
       "40913                                          Node.js   \n",
       "30630                                     React Native   \n",
       "69049       Ansible;Flutter;Hadoop;Pandas;React Native   \n",
       "19340                                              NaN   \n",
       "16214                                              NaN   \n",
       "29355                      .NET;Torch/PyTorch;Unity 3D   \n",
       "1685                   .NET;Node.js;Unity 3D;Other(s):   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "722                                                       NaN          NaN   \n",
       "28638                                                   Emacs  Linux-based   \n",
       "13825                                                     NaN          NaN   \n",
       "40913             IntelliJ;IPython / Jupyter;Sublime Text;Vim  Linux-based   \n",
       "30630                         Sublime Text;TextMate;Vim;Xcode        MacOS   \n",
       "69049         IntelliJ;Visual Studio;Visual Studio Code;Xcode        MacOS   \n",
       "19340                                   IntelliJ;Sublime Text  Linux-based   \n",
       "16214                Android Studio;Eclipse;IntelliJ;NetBeans  Linux-based   \n",
       "29355       Android Studio;Emacs;PyCharm;Visual Studio;Vis...  Linux-based   \n",
       "1685        Android Studio;PHPStorm;PyCharm;Visual Studio ...      Windows   \n",
       "\n",
       "                                                   Containers BlockchainOrg  \\\n",
       "Respondent                                                                    \n",
       "722                                                       NaN           NaN   \n",
       "28638                                 I do not use containers           NaN   \n",
       "13825                                 I do not use containers           NaN   \n",
       "40913                                              Production    Not at all   \n",
       "30630                                 I do not use containers    Not at all   \n",
       "69049                                              Production           NaN   \n",
       "19340       Development;Testing;Production;Outside of work...           NaN   \n",
       "16214                                 I do not use containers    Not at all   \n",
       "29355                                 I do not use containers           NaN   \n",
       "1685                                              Development           NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "722                                                       NaN         No   \n",
       "28638       Useful for immutable record keeping outside of...         No   \n",
       "13825                       An irresponsible use of resources         No   \n",
       "40913                                           A passing fad         No   \n",
       "30630                       An irresponsible use of resources        Yes   \n",
       "69049                                           A passing fad         No   \n",
       "19340       Useful for immutable record keeping outside of...         No   \n",
       "16214                                                     NaN         No   \n",
       "29355                                           A passing fad        Yes   \n",
       "1685        Useful across many domains and could change ma...         No   \n",
       "\n",
       "                                            ITperson  OffOn SocialMedia  \\\n",
       "Respondent                                                                \n",
       "722                                             SIGH  What?         NaN   \n",
       "28638                                            Yes     No         NaN   \n",
       "13825                                            Yes    Yes         NaN   \n",
       "40913                                           SIGH    Yes    Facebook   \n",
       "30630       Fortunately, someone else has that title     No      Reddit   \n",
       "69049                                       Also Yes    Yes      Reddit   \n",
       "19340                                       Also Yes    Yes         NaN   \n",
       "16214                                            Yes  What?    WhatsApp   \n",
       "29355                                       Also Yes    Yes     YouTube   \n",
       "1685                                             Yes    Yes    WhatsApp   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "722                          Neither        NaN              2008   \n",
       "28638       In real life (in person)   Username              2008   \n",
       "13825                        Neither        NaN              2015   \n",
       "40913       In real life (in person)   Username              2013   \n",
       "30630                         Online   Username  I don't remember   \n",
       "69049       In real life (in person)   Username              2008   \n",
       "19340       In real life (in person)   Username              2010   \n",
       "16214                        Neither        NaN              2008   \n",
       "29355       In real life (in person)   Username              2013   \n",
       "1685        In real life (in person)        NaN              2010   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "722                  Multiple times per day   \n",
       "28638                 Daily or almost daily   \n",
       "13825       A few times per month or weekly   \n",
       "40913                Multiple times per day   \n",
       "30630       A few times per month or weekly   \n",
       "69049                  A few times per week   \n",
       "19340                  A few times per week   \n",
       "16214                 Daily or almost daily   \n",
       "29355       A few times per month or weekly   \n",
       "1685                   A few times per week   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                      Find answers to specific questions   \n",
       "13825                      Find answers to specific questions   \n",
       "40913       Find answers to specific questions;Learn how t...   \n",
       "30630                      Find answers to specific questions   \n",
       "69049                      Find answers to specific questions   \n",
       "19340       Find answers to specific questions;Learn how t...   \n",
       "16214       Find answers to specific questions;Contribute ...   \n",
       "29355       Find answers to specific questions;Learn how t...   \n",
       "1685                       Find answers to specific questions   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "722         More than 10 times per week  The other resource was much faster   \n",
       "28638               6-10 times per week  The other resource was much faster   \n",
       "13825                1-2 times per week            They were about the same   \n",
       "40913                3-5 times per week      Stack Overflow was much faster   \n",
       "30630                1-2 times per week            They were about the same   \n",
       "69049                3-5 times per week      Stack Overflow was much faster   \n",
       "19340                1-2 times per week            They were about the same   \n",
       "16214                3-5 times per week            They were about the same   \n",
       "29355           Less than once per week            They were about the same   \n",
       "1685                 1-2 times per week  Stack Overflow was slightly faster   \n",
       "\n",
       "            SOHowMuchTime                  SOAccount  \\\n",
       "Respondent                                             \n",
       "722           60+ minutes  Not sure / can't remember   \n",
       "28638       11-30 minutes                        Yes   \n",
       "13825                 NaN                        Yes   \n",
       "40913        0-10 minutes                        Yes   \n",
       "30630                 NaN                        Yes   \n",
       "69049       11-30 minutes  Not sure / can't remember   \n",
       "19340                 NaN                        Yes   \n",
       "16214                 NaN                        Yes   \n",
       "29355                 NaN  Not sure / can't remember   \n",
       "1685        11-30 minutes                        Yes   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "722                                                       NaN   \n",
       "28638                     Less than once per month or monthly   \n",
       "13825       I have never participated in Q&A on Stack Over...   \n",
       "40913                     Less than once per month or monthly   \n",
       "30630                     Less than once per month or monthly   \n",
       "69049                                                     NaN   \n",
       "19340       I have never participated in Q&A on Stack Over...   \n",
       "16214                         A few times per month or weekly   \n",
       "29355                                                     NaN   \n",
       "1685                      Less than once per month or monthly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "722                                                       Yes   \n",
       "28638                                                     Yes   \n",
       "13825       No, I knew that Stack Overflow had a job board...   \n",
       "40913       No, I knew that Stack Overflow had a job board...   \n",
       "30630       No, I knew that Stack Overflow had a job board...   \n",
       "69049       No, I knew that Stack Overflow had a job board...   \n",
       "19340                                                     Yes   \n",
       "16214                                                     Yes   \n",
       "29355                                                     Yes   \n",
       "1685                                                      Yes   \n",
       "\n",
       "                                                     EntTeams          SOComm  \\\n",
       "Respondent                                                                      \n",
       "722                                                       Yes        Not sure   \n",
       "28638       No, I've heard of them, but I am not part of a...  No, not at all   \n",
       "13825                     No, and I don't know what those are  No, not at all   \n",
       "40913       No, I've heard of them, but I am not part of a...  No, not really   \n",
       "30630                     No, and I don't know what those are  No, not really   \n",
       "69049       No, I've heard of them, but I am not part of a...  No, not at all   \n",
       "19340                     No, and I don't know what those are         Neutral   \n",
       "16214       No, I've heard of them, but I am not part of a...         Neutral   \n",
       "29355                     No, and I don't know what those are  No, not really   \n",
       "1685                      No, and I don't know what those are  No, not really   \n",
       "\n",
       "                                                WelcomeChange  \\\n",
       "Respondent                                                      \n",
       "722         Not applicable - I did not use Stack Overflow ...   \n",
       "28638                   A lot less welcome now than last year   \n",
       "13825                   A lot less welcome now than last year   \n",
       "40913                 Just as welcome now as I felt last year   \n",
       "30630                   A lot less welcome now than last year   \n",
       "69049                 Just as welcome now as I felt last year   \n",
       "19340                 Just as welcome now as I felt last year   \n",
       "16214                 Just as welcome now as I felt last year   \n",
       "29355                 Just as welcome now as I felt last year   \n",
       "1685                  Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "722                                                       NaN   1.0    NaN   \n",
       "28638                                                     NaN   NaN    NaN   \n",
       "13825                                                     NaN  56.0    NaN   \n",
       "40913               Tech articles written by other developers  22.0    Man   \n",
       "30630                                                     NaN  43.0    NaN   \n",
       "69049                                                     NaN  34.0    Man   \n",
       "19340                                                     NaN  32.0    Man   \n",
       "16214       Tech articles written by other developers;Cour...  99.0    NaN   \n",
       "29355       Tech articles written by other developers;Indu...  22.0    NaN   \n",
       "1685        Tech articles written by other developers;Indu...  29.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "722          NaN                      NaN   \n",
       "28638        NaN                      NaN   \n",
       "13825        NaN                      NaN   \n",
       "40913         No  Straight / Heterosexual   \n",
       "30630         No                      NaN   \n",
       "69049         No  Straight / Heterosexual   \n",
       "19340         No  Straight / Heterosexual   \n",
       "16214         No                      NaN   \n",
       "29355         No                      NaN   \n",
       "1685          No  Straight / Heterosexual   \n",
       "\n",
       "                                           Ethnicity Dependents  \\\n",
       "Respondent                                                        \n",
       "722                                              NaN        NaN   \n",
       "28638                                            NaN        NaN   \n",
       "13825                                            NaN        Yes   \n",
       "40913                                            NaN         No   \n",
       "30630                                            NaN         No   \n",
       "69049                   White or of European descent         No   \n",
       "19340                   White or of European descent         No   \n",
       "16214                                            NaN        NaN   \n",
       "29355                                            NaN        NaN   \n",
       "1685        White or of European descent;Multiracial         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "722                      Too long                   Difficult  \n",
       "28638                    Too long                         NaN  \n",
       "13825                   Too short                        Easy  \n",
       "40913       Appropriate in length                        Easy  \n",
       "30630       Appropriate in length                        Easy  \n",
       "69049       Appropriate in length                        Easy  \n",
       "19340       Appropriate in length                        Easy  \n",
       "16214                    Too long                        Easy  \n",
       "29355                    Too long                        Easy  \n",
       "1685        Appropriate in length  Neither easy nor difficult  "
      ]
     },
     "execution_count": 125,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.nsmallest(10,\"SalaryUSD\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Grouping and Aggregating - Analyzing Data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 126,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "57287.0"
      ]
     },
     "execution_count": 126,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"SalaryUSD\"].median()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 127,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Hobbyist           1.0\n",
       "CompTotal      62000.0\n",
       "SalaryUSD      57287.0\n",
       "WorkWeekHrs       40.0\n",
       "CodeRevHrs         4.0\n",
       "Age               29.0\n",
       "dtype: float64"
      ]
     },
     "execution_count": 127,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.median()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 128,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>SalaryUSD</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>Age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>count</th>\n",
       "      <td>5.594500e+04</td>\n",
       "      <td>5.582300e+04</td>\n",
       "      <td>64503.000000</td>\n",
       "      <td>49790.000000</td>\n",
       "      <td>79210.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>mean</th>\n",
       "      <td>5.519014e+11</td>\n",
       "      <td>1.271107e+05</td>\n",
       "      <td>42.127197</td>\n",
       "      <td>5.084308</td>\n",
       "      <td>30.336699</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>std</th>\n",
       "      <td>7.331926e+13</td>\n",
       "      <td>2.841523e+05</td>\n",
       "      <td>37.287610</td>\n",
       "      <td>5.513931</td>\n",
       "      <td>9.178390</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>min</th>\n",
       "      <td>0.000000e+00</td>\n",
       "      <td>0.000000e+00</td>\n",
       "      <td>1.000000</td>\n",
       "      <td>0.000000</td>\n",
       "      <td>1.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>25%</th>\n",
       "      <td>2.000000e+04</td>\n",
       "      <td>2.577750e+04</td>\n",
       "      <td>40.000000</td>\n",
       "      <td>2.000000</td>\n",
       "      <td>24.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50%</th>\n",
       "      <td>6.200000e+04</td>\n",
       "      <td>5.728700e+04</td>\n",
       "      <td>40.000000</td>\n",
       "      <td>4.000000</td>\n",
       "      <td>29.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>75%</th>\n",
       "      <td>1.200000e+05</td>\n",
       "      <td>1.000000e+05</td>\n",
       "      <td>44.750000</td>\n",
       "      <td>6.000000</td>\n",
       "      <td>35.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>max</th>\n",
       "      <td>1.000000e+16</td>\n",
       "      <td>2.000000e+06</td>\n",
       "      <td>4850.000000</td>\n",
       "      <td>99.000000</td>\n",
       "      <td>99.000000</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "          CompTotal     SalaryUSD   WorkWeekHrs    CodeRevHrs           Age\n",
       "count  5.594500e+04  5.582300e+04  64503.000000  49790.000000  79210.000000\n",
       "mean   5.519014e+11  1.271107e+05     42.127197      5.084308     30.336699\n",
       "std    7.331926e+13  2.841523e+05     37.287610      5.513931      9.178390\n",
       "min    0.000000e+00  0.000000e+00      1.000000      0.000000      1.000000\n",
       "25%    2.000000e+04  2.577750e+04     40.000000      2.000000     24.000000\n",
       "50%    6.200000e+04  5.728700e+04     40.000000      4.000000     29.000000\n",
       "75%    1.200000e+05  1.000000e+05     44.750000      6.000000     35.000000\n",
       "max    1.000000e+16  2.000000e+06   4850.000000     99.000000     99.000000"
      ]
     },
     "execution_count": 128,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.describe()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 129,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>WorkWeekHrs</th>\n",
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       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
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       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
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       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>63129</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>I never completed any formal education</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>Just me - I am a freelancer, sole proprietor, ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Younger than 5 years</td>\n",
       "      <td>1</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>Write any code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>How widely used or impactful my work output wo...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>AED</td>\n",
       "      <td>United Arab Emirates dirham</td>\n",
       "      <td>648838511.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>1000000.0</td>\n",
       "      <td>168.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work</td>\n",
       "      <td>It's complicated</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Far below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;Other(s):</td>\n",
       "      <td>Bash/Shell/PowerShell;TypeScript</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Android;iOS;Windows;WordPress;Other(s):</td>\n",
       "      <td>Android;iOS;Windows;WordPress;Other(s):</td>\n",
       "      <td>Angular/Angular.js;Express;jQuery;Laravel;Othe...</td>\n",
       "      <td>Angular/Angular.js;Express;jQuery;Laravel;Othe...</td>\n",
       "      <td>Ansible;Apache Spark;Torch/PyTorch</td>\n",
       "      <td>Apache Spark;Torch/PyTorch</td>\n",
       "      <td>Android Studio;Atom;Coda;Eclipse;Emacs;IPython...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Accepting Bitcoin or other coins and tokens as...</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I don't use social media</td>\n",
       "      <td>Online</td>\n",
       "      <td>UserID</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I have never visited Stack Overflow (before to...</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50499</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>A health science (ex. nursing, pharmacy, radio...</td>\n",
       "      <td>Participated in a full-time developer training...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Database administrato...</td>\n",
       "      <td>7</td>\n",
       "      <td>27</td>\n",
       "      <td>7</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Opportunities for professional development;Div...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>960000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>153216.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Lack of support from management;Time spent com...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>8.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;SQL;VBA</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;R;SQL;TypeScript;VBA</td>\n",
       "      <td>Microsoft SQL Server;PostgreSQL;SQLite</td>\n",
       "      <td>MariaDB;MongoDB;Microsoft SQL Server;PostgreSQ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android</td>\n",
       "      <td>ASP.NET;jQuery</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;jQuery;React.js;Vue.js</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET;.NET Core;Node.js;Xamarin</td>\n",
       "      <td>Visual Studio</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Implementing our own cryptocurrency</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>Online</td>\n",
       "      <td>Login</td>\n",
       "      <td>2013</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>34.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>39258</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Database administrator;Designer;Developer, bac...</td>\n",
       "      <td>2</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>120000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>19152.0</td>\n",
       "      <td>49.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Not enough people for the workload;Time spent ...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;SQL;TypeScript</td>\n",
       "      <td>C#;Dart;JavaScript;SQL;TypeScript</td>\n",
       "      <td>MariaDB;MongoDB;MySQL;PostgreSQL</td>\n",
       "      <td>Couchbase;Firebase;MariaDB;MongoDB;Redis</td>\n",
       "      <td>Android;AWS;Linux;Windows;WordPress</td>\n",
       "      <td>Android;AWS;Docker;Heroku;iOS;Linux;Raspberry ...</td>\n",
       "      <td>Angular/Angular.js;Drupal;Express;Laravel</td>\n",
       "      <td>Angular/Angular.js;Drupal;Express</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Hadoop;Node.js</td>\n",
       "      <td>Notepad++;PHPStorm;Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Login</td>\n",
       "      <td>2016</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>26.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian;South Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>58450</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;Developer, desktop or ente...</td>\n",
       "      <td>6</td>\n",
       "      <td>20</td>\n",
       "      <td>2</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Com...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>110000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>17556.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment</td>\n",
       "      <td>It's complicated</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>8.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Assembly;C;C++;HTML/CSS;Java;PHP;SQL</td>\n",
       "      <td>C;C++;HTML/CSS;Java;JavaScript;SQL;TypeScript</td>\n",
       "      <td>MySQL;PostgreSQL</td>\n",
       "      <td>MySQL;PostgreSQL</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Spring</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development</td>\n",
       "      <td>Accepting Bitcoin or other coins and tokens as...</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Handle</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>26.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7085</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>Afghanistan</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>7</td>\n",
       "      <td>19</td>\n",
       "      <td>6</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>AFN</td>\n",
       "      <td>Afghan afghani</td>\n",
       "      <td>90000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>14364.0</td>\n",
       "      <td>30.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Inadequate access to necessary tools;Lack of s...</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP</td>\n",
       "      <td>JavaScript;Kotlin;PHP</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MongoDB;MySQL;Redis</td>\n",
       "      <td>Linux;MacOS;Other(s):</td>\n",
       "      <td>Linux;MacOS;Other(s):</td>\n",
       "      <td>jQuery;Laravel;Vue.js</td>\n",
       "      <td>ASP.NET;jQuery;Laravel;Vue.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>React Native</td>\n",
       "      <td>Sublime Text;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Outside of work, for personal proj...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2016</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Industry news about technologies you're intere...</td>\n",
       "      <td>26.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>East Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88062</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88076</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88601</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88802</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88816</th>\n",
       "      <td>NaN</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Independent contractor, freelancer, or self-em...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>88883 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "63129                          I am a developer by profession      True   \n",
       "50499       I am not primarily a developer, but I write co...      True   \n",
       "39258                          I am a developer by profession      True   \n",
       "58450                          I am a developer by profession      True   \n",
       "7085                           I am a developer by profession      True   \n",
       "...                                                       ...       ...   \n",
       "88062                                                     NaN     False   \n",
       "88076                                                     NaN     False   \n",
       "88601                                                     NaN     False   \n",
       "88802                                                     NaN     False   \n",
       "88816                                                     NaN     False   \n",
       "\n",
       "                        OpenSourcer  \\\n",
       "Respondent                            \n",
       "63129                         Never   \n",
       "50499       Less than once per year   \n",
       "39258       Less than once per year   \n",
       "58450                         Never   \n",
       "7085        Less than once per year   \n",
       "...                             ...   \n",
       "88062                         Never   \n",
       "88076                         Never   \n",
       "88601                         Never   \n",
       "88802                         Never   \n",
       "88816                         Never   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "63129       OSS is, on average, of HIGHER quality than pro...   \n",
       "50499       OSS is, on average, of LOWER quality than prop...   \n",
       "39258       OSS is, on average, of LOWER quality than prop...   \n",
       "58450       OSS is, on average, of HIGHER quality than pro...   \n",
       "7085        The quality of OSS and closed source software ...   \n",
       "...                                                       ...   \n",
       "88062       OSS is, on average, of LOWER quality than prop...   \n",
       "88076       OSS is, on average, of HIGHER quality than pro...   \n",
       "88601       The quality of OSS and closed source software ...   \n",
       "88802                                                     NaN   \n",
       "88816       OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                                   Employment      Country  \\\n",
       "Respondent                                                                   \n",
       "63129                                      Employed full-time  Afghanistan   \n",
       "50499                                      Employed full-time  Afghanistan   \n",
       "39258                                      Employed full-time  Afghanistan   \n",
       "58450                                      Employed full-time  Afghanistan   \n",
       "7085        Independent contractor, freelancer, or self-em...  Afghanistan   \n",
       "...                                                       ...          ...   \n",
       "88062                                                     NaN          NaN   \n",
       "88076                                      Employed full-time          NaN   \n",
       "88601                                                     NaN          NaN   \n",
       "88802                                      Employed full-time          NaN   \n",
       "88816       Independent contractor, freelancer, or self-em...          NaN   \n",
       "\n",
       "                   Student                                   EdLevel  \\\n",
       "Respondent                                                             \n",
       "63129       Yes, full-time    I never completed any formal education   \n",
       "50499                   No  Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "39258                   No  Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "58450                   No  Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "7085                    No  Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                    ...                                       ...   \n",
       "88062                  NaN                                       NaN   \n",
       "88076                  NaN                                       NaN   \n",
       "88601                  NaN                                       NaN   \n",
       "88802                  NaN                                       NaN   \n",
       "88816                  NaN                                       NaN   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "63129                                                     NaN   \n",
       "50499       A health science (ex. nursing, pharmacy, radio...   \n",
       "39258       Computer science, computer engineering, or sof...   \n",
       "58450       Computer science, computer engineering, or sof...   \n",
       "7085        Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "63129       Taken an online course in programming or softw...   \n",
       "50499       Participated in a full-time developer training...   \n",
       "39258       Taken an online course in programming or softw...   \n",
       "58450       Taken an online course in programming or softw...   \n",
       "7085        Taught yourself a new language, framework, or ...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                      OrgSize  \\\n",
       "Respondent                                                      \n",
       "63129       Just me - I am a freelancer, sole proprietor, ...   \n",
       "50499                                10,000 or more employees   \n",
       "39258                                    100 to 499 employees   \n",
       "58450                                10,000 or more employees   \n",
       "7085                                            2-9 employees   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                      DevType  \\\n",
       "Respondent                                                      \n",
       "63129                                                     NaN   \n",
       "50499       Data or business analyst;Database administrato...   \n",
       "39258       Database administrator;Designer;Developer, bac...   \n",
       "58450       Developer, back-end;Developer, desktop or ente...   \n",
       "7085                                    Developer, full-stack   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                   YearsCode            Age1stCode YearsCodePro  \\\n",
       "Respondent                                                        \n",
       "63129       Less than 1 year  Younger than 5 years            1   \n",
       "50499                      7                    27            7   \n",
       "39258                      2                    22            1   \n",
       "58450                      6                    20            2   \n",
       "7085                       7                    19            6   \n",
       "...                      ...                   ...          ...   \n",
       "88062                    NaN                   NaN          NaN   \n",
       "88076                    NaN                   NaN          NaN   \n",
       "88601                    NaN                   NaN          NaN   \n",
       "88802                    NaN                   NaN          NaN   \n",
       "88816                    NaN                   NaN          NaN   \n",
       "\n",
       "                                     CareerSat  \\\n",
       "Respondent                                       \n",
       "63129                        Very dissatisfied   \n",
       "50499                        Very dissatisfied   \n",
       "39258                           Very satisfied   \n",
       "58450       Neither satisfied nor dissatisfied   \n",
       "7085                     Slightly dissatisfied   \n",
       "...                                        ...   \n",
       "88062                                      NaN   \n",
       "88076                                      NaN   \n",
       "88601                                      NaN   \n",
       "88802                                      NaN   \n",
       "88816                                      NaN   \n",
       "\n",
       "                                        JobSat            MgrIdiot MgrMoney  \\\n",
       "Respondent                                                                    \n",
       "63129                        Very dissatisfied      Very confident      Yes   \n",
       "50499                        Very dissatisfied  Somewhat confident      Yes   \n",
       "39258                           Very satisfied      Very confident       No   \n",
       "58450                       Slightly satisfied      Very confident      Yes   \n",
       "7085        Neither satisfied nor dissatisfied                 NaN      NaN   \n",
       "...                                        ...                 ...      ...   \n",
       "88062                                      NaN                 NaN      NaN   \n",
       "88076                                      NaN                 NaN      NaN   \n",
       "88601                                      NaN                 NaN      NaN   \n",
       "88802                                      NaN                 NaN      NaN   \n",
       "88816                                      NaN                 NaN      NaN   \n",
       "\n",
       "           MgrWant                                            JobSeek  \\\n",
       "Respondent                                                              \n",
       "63129          Yes                    I am actively looking for a job   \n",
       "50499          Yes  I’m not actively looking, but I am open to new...   \n",
       "39258          Yes  I’m not actively looking, but I am open to new...   \n",
       "58450          Yes                    I am actively looking for a job   \n",
       "7085           NaN  I’m not actively looking, but I am open to new...   \n",
       "...            ...                                                ...   \n",
       "88062          NaN                                                NaN   \n",
       "88076          NaN                                                NaN   \n",
       "88601          NaN                                                NaN   \n",
       "88802          NaN                                                NaN   \n",
       "88816          NaN                                                NaN   \n",
       "\n",
       "                     LastHireDate  \\\n",
       "Respondent                          \n",
       "63129        I've never had a job   \n",
       "50499       More than 4 years ago   \n",
       "39258               1-2 years ago   \n",
       "58450               1-2 years ago   \n",
       "7085         Less than a year ago   \n",
       "...                           ...   \n",
       "88062                         NaN   \n",
       "88076                         NaN   \n",
       "88601                         NaN   \n",
       "88802                         NaN   \n",
       "88816                         NaN   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "63129                                          Write any code      Yes   \n",
       "50499       Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "39258       Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "58450       Write code by hand (e.g., on a whiteboard);Com...       No   \n",
       "7085        Interview with people in peer roles;Interview ...       No   \n",
       "...                                                       ...      ...   \n",
       "88062                                                     NaN      NaN   \n",
       "88076                                                     NaN      NaN   \n",
       "88601                                                     NaN      NaN   \n",
       "88802                                                     NaN      NaN   \n",
       "88816                                                     NaN      NaN   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "63129       How widely used or impactful my work output wo...   \n",
       "50499       Opportunities for professional development;Div...   \n",
       "39258       Languages, frameworks, and other technologies ...   \n",
       "58450       Languages, frameworks, and other technologies ...   \n",
       "7085        Languages, frameworks, and other technologies ...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "63129       I had a negative experience or interaction at ...            AED   \n",
       "50499       Something else changed (education, award, medi...            AFN   \n",
       "39258       Something else changed (education, award, medi...            AFN   \n",
       "58450       I had a negative experience or interaction at ...            AFN   \n",
       "7085                         I was preparing for a job search            AFN   \n",
       "...                                                       ...            ...   \n",
       "88062                                                     NaN            NaN   \n",
       "88076                                                     NaN            NaN   \n",
       "88601                                                     NaN            NaN   \n",
       "88802                                                     NaN            NaN   \n",
       "88816                                                     NaN            NaN   \n",
       "\n",
       "                           CurrencyDesc    CompTotal CompFreq  SalaryUSD  \\\n",
       "Respondent                                                                 \n",
       "63129       United Arab Emirates dirham  648838511.0  Monthly  1000000.0   \n",
       "50499                    Afghan afghani     960000.0  Monthly   153216.0   \n",
       "39258                    Afghan afghani     120000.0  Monthly    19152.0   \n",
       "58450                    Afghan afghani     110000.0  Monthly    17556.0   \n",
       "7085                     Afghan afghani      90000.0  Monthly    14364.0   \n",
       "...                                 ...          ...      ...        ...   \n",
       "88062                               NaN          NaN      NaN        NaN   \n",
       "88076                               NaN          NaN      NaN        NaN   \n",
       "88601                               NaN          NaN      NaN        NaN   \n",
       "88802                               NaN          NaN      NaN        NaN   \n",
       "88816                               NaN          NaN      NaN        NaN   \n",
       "\n",
       "            WorkWeekHrs                                           WorkPlan  \\\n",
       "Respondent                                                                   \n",
       "63129             168.0  There is a schedule and/or spec (made by me or...   \n",
       "50499              40.0  There is a schedule and/or spec (made by me or...   \n",
       "39258              49.0  There is a schedule and/or spec (made by me or...   \n",
       "58450              40.0  There is a schedule and/or spec (made by me or...   \n",
       "7085               30.0  There's no schedule or spec; I work on what se...   \n",
       "...                 ...                                                ...   \n",
       "88062               NaN                                                NaN   \n",
       "88076               NaN                                                NaN   \n",
       "88601               NaN                                                NaN   \n",
       "88802               NaN                                                NaN   \n",
       "88816               NaN                                                NaN   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "63129                  Being tasked with non-development work   \n",
       "50499       Lack of support from management;Time spent com...   \n",
       "39258       Not enough people for the workload;Time spent ...   \n",
       "58450                            Distracting work environment   \n",
       "7085        Inadequate access to necessary tools;Lack of s...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                  WorkRemote  \\\n",
       "Respondent                                     \n",
       "63129                       It's complicated   \n",
       "50499       Less than once per month / Never   \n",
       "39258       Less than once per month / Never   \n",
       "58450                       It's complicated   \n",
       "7085                     About half the time   \n",
       "...                                      ...   \n",
       "88062                                    NaN   \n",
       "88076                                    NaN   \n",
       "88601                                    NaN   \n",
       "88802                                    NaN   \n",
       "88816                                    NaN   \n",
       "\n",
       "                                                   WorkLoc  \\\n",
       "Respondent                                                   \n",
       "63129       Other place, such as a coworking space or cafe   \n",
       "50499                                               Office   \n",
       "39258                                               Office   \n",
       "58450                                               Office   \n",
       "7085                                                Office   \n",
       "...                                                    ...   \n",
       "88062                                                  NaN   \n",
       "88076                                                  NaN   \n",
       "88601                                                  NaN   \n",
       "88802                                                  NaN   \n",
       "88816                                                  NaN   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "63129            Far below average                                       No   \n",
       "50499       A little above average  Yes, because I see value in code review   \n",
       "39258            Far above average  Yes, because I see value in code review   \n",
       "58450                      Average  Yes, because I see value in code review   \n",
       "7085                       Average  Yes, because I see value in code review   \n",
       "...                            ...                                      ...   \n",
       "88062                          NaN                                      NaN   \n",
       "88076                          NaN                                      NaN   \n",
       "88601                          NaN                                      NaN   \n",
       "88802                          NaN                                      NaN   \n",
       "88816                          NaN                                      NaN   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "63129              NaN                                                NaN   \n",
       "50499              8.0  Yes, it's not part of our process but the deve...   \n",
       "39258             10.0  Yes, it's not part of our process but the deve...   \n",
       "58450              8.0                      Yes, it's part of our process   \n",
       "7085               3.0                                                NaN   \n",
       "...                ...                                                ...   \n",
       "88062              NaN                                                NaN   \n",
       "88076              NaN                                                NaN   \n",
       "88601              NaN                                                NaN   \n",
       "88802              NaN                                                NaN   \n",
       "88816              NaN                                                NaN   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "63129                                                     NaN   \n",
       "50499       Developers typically have the most influence o...   \n",
       "39258       Developers typically have the most influence o...   \n",
       "58450       Developers typically have the most influence o...   \n",
       "7085                                                      NaN   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                PurchaseWhat  \\\n",
       "Respondent                                     \n",
       "63129                                    NaN   \n",
       "50499       I have a great deal of influence   \n",
       "39258                  I have some influence   \n",
       "58450          I have little or no influence   \n",
       "7085                                     NaN   \n",
       "...                                      ...   \n",
       "88062                                    NaN   \n",
       "88076                                    NaN   \n",
       "88601                                    NaN   \n",
       "88802                                    NaN   \n",
       "88816                                    NaN   \n",
       "\n",
       "                                  LanguageWorkedWith  \\\n",
       "Respondent                                             \n",
       "63129       Assembly;Bash/Shell/PowerShell;Other(s):   \n",
       "50499                 C#;HTML/CSS;JavaScript;SQL;VBA   \n",
       "39258         HTML/CSS;JavaScript;PHP;SQL;TypeScript   \n",
       "58450           Assembly;C;C++;HTML/CSS;Java;PHP;SQL   \n",
       "7085                         HTML/CSS;JavaScript;PHP   \n",
       "...                                              ...   \n",
       "88062                                            NaN   \n",
       "88076                                            NaN   \n",
       "88601                                            NaN   \n",
       "88802                                            NaN   \n",
       "88816                                            NaN   \n",
       "\n",
       "                                   LanguageDesireNextYear  \\\n",
       "Respondent                                                  \n",
       "63129                    Bash/Shell/PowerShell;TypeScript   \n",
       "50499         C#;HTML/CSS;JavaScript;R;SQL;TypeScript;VBA   \n",
       "39258                   C#;Dart;JavaScript;SQL;TypeScript   \n",
       "58450       C;C++;HTML/CSS;Java;JavaScript;SQL;TypeScript   \n",
       "7085                                JavaScript;Kotlin;PHP   \n",
       "...                                                   ...   \n",
       "88062                                                 NaN   \n",
       "88076                                                 NaN   \n",
       "88601                                                 NaN   \n",
       "88802                                                 NaN   \n",
       "88816                                                 NaN   \n",
       "\n",
       "                                DatabaseWorkedWith  \\\n",
       "Respondent                                           \n",
       "63129                                        MySQL   \n",
       "50499       Microsoft SQL Server;PostgreSQL;SQLite   \n",
       "39258             MariaDB;MongoDB;MySQL;PostgreSQL   \n",
       "58450                             MySQL;PostgreSQL   \n",
       "7085                                         MySQL   \n",
       "...                                            ...   \n",
       "88062                                          NaN   \n",
       "88076                                          NaN   \n",
       "88601                                          NaN   \n",
       "88802                                          NaN   \n",
       "88816                                          NaN   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "63129                                                   MySQL   \n",
       "50499       MariaDB;MongoDB;Microsoft SQL Server;PostgreSQ...   \n",
       "39258                Couchbase;Firebase;MariaDB;MongoDB;Redis   \n",
       "58450                                        MySQL;PostgreSQL   \n",
       "7085                                      MongoDB;MySQL;Redis   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                 PlatformWorkedWith  \\\n",
       "Respondent                                            \n",
       "63129       Android;iOS;Windows;WordPress;Other(s):   \n",
       "50499                                           NaN   \n",
       "39258           Android;AWS;Linux;Windows;WordPress   \n",
       "58450                                 Linux;Windows   \n",
       "7085                          Linux;MacOS;Other(s):   \n",
       "...                                             ...   \n",
       "88062                                           NaN   \n",
       "88076                                           NaN   \n",
       "88601                                           NaN   \n",
       "88802                                           NaN   \n",
       "88816                                           NaN   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "63129                 Android;iOS;Windows;WordPress;Other(s):   \n",
       "50499                                                 Android   \n",
       "39258       Android;AWS;Docker;Heroku;iOS;Linux;Raspberry ...   \n",
       "58450                                                 Windows   \n",
       "7085                                    Linux;MacOS;Other(s):   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "63129       Angular/Angular.js;Express;jQuery;Laravel;Othe...   \n",
       "50499                                          ASP.NET;jQuery   \n",
       "39258               Angular/Angular.js;Drupal;Express;Laravel   \n",
       "58450                                                     NaN   \n",
       "7085                                    jQuery;Laravel;Vue.js   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                       WebFrameDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "63129       Angular/Angular.js;Express;jQuery;Laravel;Othe...   \n",
       "50499       Angular/Angular.js;ASP.NET;jQuery;React.js;Vue.js   \n",
       "39258                       Angular/Angular.js;Drupal;Express   \n",
       "58450                                                  Spring   \n",
       "7085                            ASP.NET;jQuery;Laravel;Vue.js   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                            MiscTechWorkedWith  \\\n",
       "Respondent                                       \n",
       "63129       Ansible;Apache Spark;Torch/PyTorch   \n",
       "50499                                     .NET   \n",
       "39258                          Cordova;Node.js   \n",
       "58450                                      NaN   \n",
       "7085                                       NaN   \n",
       "...                                        ...   \n",
       "88062                                      NaN   \n",
       "88076                                      NaN   \n",
       "88601                                      NaN   \n",
       "88802                                      NaN   \n",
       "88816                                      NaN   \n",
       "\n",
       "                    MiscTechDesireNextYear  \\\n",
       "Respondent                                   \n",
       "63129           Apache Spark;Torch/PyTorch   \n",
       "50499       .NET;.NET Core;Node.js;Xamarin   \n",
       "39258                       Hadoop;Node.js   \n",
       "58450                              Node.js   \n",
       "7085                          React Native   \n",
       "...                                    ...   \n",
       "88062                                  NaN   \n",
       "88076                                  NaN   \n",
       "88601                                  NaN   \n",
       "88802                                  NaN   \n",
       "88816                                  NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "63129       Android Studio;Atom;Coda;Eclipse;Emacs;IPython...      Windows   \n",
       "50499                                           Visual Studio      Windows   \n",
       "39258               Notepad++;PHPStorm;Vim;Visual Studio Code  Linux-based   \n",
       "58450                                      IntelliJ;Notepad++      Windows   \n",
       "7085                          Sublime Text;Visual Studio Code        MacOS   \n",
       "...                                                       ...          ...   \n",
       "88062                                                     NaN          NaN   \n",
       "88076                                                     NaN          NaN   \n",
       "88601                                                     NaN          NaN   \n",
       "88802                                                     NaN          NaN   \n",
       "88816                                                     NaN          NaN   \n",
       "\n",
       "                                                   Containers  \\\n",
       "Respondent                                                      \n",
       "63129                  Outside of work, for personal projects   \n",
       "50499                                 I do not use containers   \n",
       "39258                                              Production   \n",
       "58450                                             Development   \n",
       "7085        Development;Outside of work, for personal proj...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                BlockchainOrg  \\\n",
       "Respondent                                                      \n",
       "63129       Accepting Bitcoin or other coins and tokens as...   \n",
       "50499                     Implementing our own cryptocurrency   \n",
       "39258                                                     NaN   \n",
       "58450       Accepting Bitcoin or other coins and tokens as...   \n",
       "7085                                                      NaN   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "63129       Useful across many domains and could change ma...        Yes   \n",
       "50499                                                     NaN        Yes   \n",
       "39258                                                     NaN        Yes   \n",
       "58450       Useful for immutable record keeping outside of...        Yes   \n",
       "7085                                                      NaN        Yes   \n",
       "...                                                       ...        ...   \n",
       "88062                                                     NaN        NaN   \n",
       "88076                                                     NaN        NaN   \n",
       "88601                                                     NaN        NaN   \n",
       "88802                                                     NaN        NaN   \n",
       "88816                                                     NaN        NaN   \n",
       "\n",
       "            ITperson OffOn               SocialMedia Extraversion ScreenName  \\\n",
       "Respondent                                                                     \n",
       "63129            Yes   Yes  I don't use social media       Online     UserID   \n",
       "50499            Yes   Yes                  WhatsApp       Online      Login   \n",
       "39258            Yes    No                  Facebook       Online      Login   \n",
       "58450            Yes   Yes                  Facebook       Online     Handle   \n",
       "7085        Also Yes   Yes                 Instagram       Online     UserID   \n",
       "...              ...   ...                       ...          ...        ...   \n",
       "88062            NaN   NaN                       NaN          NaN        NaN   \n",
       "88076            NaN   NaN                       NaN          NaN        NaN   \n",
       "88601            NaN   NaN                       NaN          NaN        NaN   \n",
       "88802            NaN   NaN                       NaN          NaN        NaN   \n",
       "88816            NaN   NaN                       NaN          NaN        NaN   \n",
       "\n",
       "           SOVisit1st                                        SOVisitFreq  \\\n",
       "Respondent                                                                 \n",
       "63129             NaN  I have never visited Stack Overflow (before to...   \n",
       "50499            2013                    A few times per month or weekly   \n",
       "39258            2016                               A few times per week   \n",
       "58450             NaN                              Daily or almost daily   \n",
       "7085             2016                             Multiple times per day   \n",
       "...               ...                                                ...   \n",
       "88062             NaN                                                NaN   \n",
       "88076             NaN                                                NaN   \n",
       "88601             NaN                                                NaN   \n",
       "88802             NaN                                                NaN   \n",
       "88816             NaN                                                NaN   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "63129                      Find answers to specific questions   \n",
       "50499                      Find answers to specific questions   \n",
       "39258       Find answers to specific questions;Learn how t...   \n",
       "58450       Find answers to specific questions;Learn how t...   \n",
       "7085        Find answers to specific questions;Learn how t...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                       SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                \n",
       "63129       Less than once per week      Stack Overflow was much faster   \n",
       "50499       Less than once per week  Stack Overflow was slightly faster   \n",
       "39258            1-2 times per week      Stack Overflow was much faster   \n",
       "58450           6-10 times per week      Stack Overflow was much faster   \n",
       "7085            6-10 times per week      Stack Overflow was much faster   \n",
       "...                             ...                                 ...   \n",
       "88062                           NaN                                 NaN   \n",
       "88076                           NaN                                 NaN   \n",
       "88601                           NaN                                 NaN   \n",
       "88802                           NaN                                 NaN   \n",
       "88816                           NaN                                 NaN   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "63129        0-10 minutes       NaN                                  NaN   \n",
       "50499       11-30 minutes       Yes  Less than once per month or monthly   \n",
       "39258        0-10 minutes       Yes  Less than once per month or monthly   \n",
       "58450       11-30 minutes       Yes      A few times per month or weekly   \n",
       "7085          60+ minutes       Yes                 A few times per week   \n",
       "...                   ...       ...                                  ...   \n",
       "88062                 NaN       NaN                                  NaN   \n",
       "88076                 NaN       NaN                                  NaN   \n",
       "88601                 NaN       NaN                                  NaN   \n",
       "88802                 NaN       NaN                                  NaN   \n",
       "88816                 NaN       NaN                                  NaN   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "63129       No, I didn't know that Stack Overflow had a jo...   \n",
       "50499                                                     Yes   \n",
       "39258                                                     Yes   \n",
       "58450       No, I didn't know that Stack Overflow had a jo...   \n",
       "7085        No, I knew that Stack Overflow had a job board...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "63129                                                     NaN   \n",
       "50499                     No, and I don't know what those are   \n",
       "39258                                                     NaN   \n",
       "58450                     No, and I don't know what those are   \n",
       "7085        No, I've heard of them, but I am not part of a...   \n",
       "...                                                       ...   \n",
       "88062                                                     NaN   \n",
       "88076                                                     NaN   \n",
       "88601                                                     NaN   \n",
       "88802                                                     NaN   \n",
       "88816                                                     NaN   \n",
       "\n",
       "                     SOComm                            WelcomeChange  \\\n",
       "Respondent                                                             \n",
       "63129        No, not at all                                      NaN   \n",
       "50499         Yes, somewhat  Just as welcome now as I felt last year   \n",
       "39258         Yes, somewhat                                      NaN   \n",
       "58450       Yes, definitely    A lot less welcome now than last year   \n",
       "7085          Yes, somewhat  Just as welcome now as I felt last year   \n",
       "...                     ...                                      ...   \n",
       "88062                   NaN                                      NaN   \n",
       "88076                   NaN                                      NaN   \n",
       "88601                   NaN                                      NaN   \n",
       "88802                   NaN                                      NaN   \n",
       "88816                   NaN                                      NaN   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "63129               Tech articles written by other developers   NaN    NaN   \n",
       "50499       Tech articles written by other developers;Indu...  34.0    NaN   \n",
       "39258       Tech articles written by other developers;Indu...  26.0    Man   \n",
       "58450               Tech articles written by other developers  26.0    Man   \n",
       "7085        Industry news about technologies you're intere...  26.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88062                                                     NaN   NaN    NaN   \n",
       "88076                                                     NaN   NaN    NaN   \n",
       "88601                                                     NaN   NaN    NaN   \n",
       "88802                                                     NaN   NaN    NaN   \n",
       "88816                                                     NaN   NaN    NaN   \n",
       "\n",
       "           Trans                Sexuality               Ethnicity Dependents  \\\n",
       "Respondent                                                                     \n",
       "63129        NaN                      NaN                     NaN        Yes   \n",
       "50499         No  Straight / Heterosexual                     NaN        Yes   \n",
       "39258         No  Straight / Heterosexual  East Asian;South Asian        Yes   \n",
       "58450         No  Straight / Heterosexual             South Asian         No   \n",
       "7085         NaN  Straight / Heterosexual              East Asian        Yes   \n",
       "...          ...                      ...                     ...        ...   \n",
       "88062        NaN                      NaN                     NaN        NaN   \n",
       "88076        NaN                      NaN                     NaN        NaN   \n",
       "88601        NaN                      NaN                     NaN        NaN   \n",
       "88802        NaN                      NaN                     NaN        NaN   \n",
       "88816        NaN                      NaN                     NaN        NaN   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "63129                   Too short                        Easy  \n",
       "50499                    Too long  Neither easy nor difficult  \n",
       "39258                    Too long                        Easy  \n",
       "58450                    Too long  Neither easy nor difficult  \n",
       "7085        Appropriate in length  Neither easy nor difficult  \n",
       "...                           ...                         ...  \n",
       "88062                         NaN                         NaN  \n",
       "88076                         NaN                         NaN  \n",
       "88601                         NaN                         NaN  \n",
       "88802                         NaN                         NaN  \n",
       "88816                         NaN                         NaN  \n",
       "\n",
       "[88883 rows x 84 columns]"
      ]
     },
     "execution_count": 129,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 130,
   "metadata": {},
   "outputs": [],
   "source": [
    "df.sort_index(inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 131,
   "metadata": {},
   "outputs": [
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       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>False</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.00</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.00</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.00</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88879</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Finland</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>17</td>\n",
       "      <td>16</td>\n",
       "      <td>7</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am already a manager</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Complete a take-home project;Interview with pe...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>EUR</td>\n",
       "      <td>European Euro</td>\n",
       "      <td>6000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>82488.0</td>\n",
       "      <td>37.75</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Distrac...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;Python</td>\n",
       "      <td>C++</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android;Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>TensorFlow;Unity 3D;Unreal Engine</td>\n",
       "      <td>Android Studio;Notepad++;Vim;Visual Studio</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not at all</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>34.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88880</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, mobile;Engineering manager;Product ...</td>\n",
       "      <td>20</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Not enou...</td>\n",
       "      <td>More than half, but not all, the time</td>\n",
       "      <td>Home</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88881</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Austria</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack;Engineer, site reliability</td>\n",
       "      <td>18</td>\n",
       "      <td>17</td>\n",
       "      <td>9</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Write any code;Complete a take-home project;In...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Diversit...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>EUR</td>\n",
       "      <td>European Euro</td>\n",
       "      <td>60000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>68745.0</td>\n",
       "      <td>39.00</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Not enough people...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>10.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;Go;HTML/CSS;Java;JavaScr...</td>\n",
       "      <td>Bash/Shell/PowerShell;Go;HTML/CSS;JavaScript;P...</td>\n",
       "      <td>PostgreSQL;Redis</td>\n",
       "      <td>Elasticsearch;PostgreSQL;Redis</td>\n",
       "      <td>Docker;Kubernetes;Linux;MacOS;Microsoft Azure;...</td>\n",
       "      <td>Docker;Google Cloud Platform;iOS;Kubernetes;Li...</td>\n",
       "      <td>Django;React.js</td>\n",
       "      <td>Angular/Angular.js;Django;React.js</td>\n",
       "      <td>Ansible</td>\n",
       "      <td>Ansible;Node.js</td>\n",
       "      <td>Emacs;Vim;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>Non-currency applications of blockchain</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Online</td>\n",
       "      <td>Login</td>\n",
       "      <td>2008</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>37.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88882</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Netherlands</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Participated in online coding competitions (e....</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Academic researcher;Database administrator;Dev...</td>\n",
       "      <td>10</td>\n",
       "      <td>15</td>\n",
       "      <td>8</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Complete a take-home project;In...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>EUR</td>\n",
       "      <td>European Euro</td>\n",
       "      <td>42768.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>588012.0</td>\n",
       "      <td>40.00</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Lack of support f...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C#;HTML/CSS;Java;JavaScript;PHP;Python</td>\n",
       "      <td>C#;Java;JavaScript;PHP</td>\n",
       "      <td>MariaDB;PostgreSQL</td>\n",
       "      <td>MariaDB;PostgreSQL</td>\n",
       "      <td>Android;Arduino;Linux;Raspberry Pi;WordPress</td>\n",
       "      <td>Android;Arduino;Linux;Raspberry Pi;WordPress</td>\n",
       "      <td>jQuery;React.js</td>\n",
       "      <td>jQuery;React.js</td>\n",
       "      <td>Unity 3D</td>\n",
       "      <td>Unity 3D</td>\n",
       "      <td>Android Studio;IntelliJ;Notepad++;Vim;Visual S...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Username</td>\n",
       "      <td>2009</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88883</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Greece</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, back-end;Developer, desktop or ente...</td>\n",
       "      <td>9</td>\n",
       "      <td>15</td>\n",
       "      <td>5</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>EUR</td>\n",
       "      <td>European Euro</td>\n",
       "      <td>20000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>22915.0</td>\n",
       "      <td>48.00</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Inadequate access to necessary tools;Not enoug...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Go;HTML/CSS;Java;JavaScript;Other(s):</td>\n",
       "      <td>C++;Go;Java;Rust</td>\n",
       "      <td>Cassandra;MariaDB;PostgreSQL;SQLite</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>Docker;Linux</td>\n",
       "      <td>Docker;Linux</td>\n",
       "      <td>Spring;Vue.js</td>\n",
       "      <td>Spring;Vue.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>IntelliJ;Sublime Text</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Testing;Production;Outside of work, for person...</td>\n",
       "      <td>Implementing cryptocurrency-based products</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>33.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Too short</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>88883 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "1                      I am a student who is learning to code      True   \n",
       "2                      I am a student who is learning to code     False   \n",
       "3           I am not primarily a developer, but I write co...      True   \n",
       "4                              I am a developer by profession     False   \n",
       "5                              I am a developer by profession      True   \n",
       "...                                                       ...       ...   \n",
       "88879                          I am a developer by profession      True   \n",
       "88880       I am not primarily a developer, but I write co...      True   \n",
       "88881                          I am a developer by profession      True   \n",
       "88882                          I am a developer by profession      True   \n",
       "88883                          I am a developer by profession      True   \n",
       "\n",
       "                           OpenSourcer  \\\n",
       "Respondent                               \n",
       "1                                Never   \n",
       "2              Less than once per year   \n",
       "3                                Never   \n",
       "4                                Never   \n",
       "5           Once a month or more often   \n",
       "...                                ...   \n",
       "88879                            Never   \n",
       "88880                            Never   \n",
       "88881       Once a month or more often   \n",
       "88882                            Never   \n",
       "88883       Once a month or more often   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "3           The quality of OSS and closed source software ...   \n",
       "4           The quality of OSS and closed source software ...   \n",
       "5           OSS is, on average, of HIGHER quality than pro...   \n",
       "...                                                       ...   \n",
       "88879       The quality of OSS and closed source software ...   \n",
       "88880       The quality of OSS and closed source software ...   \n",
       "88881       OSS is, on average, of HIGHER quality than pro...   \n",
       "88882       OSS is, on average, of LOWER quality than prop...   \n",
       "88883       OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                        Employment                 Country  \\\n",
       "Respondent                                                                   \n",
       "1           Not employed, and not looking for work          United Kingdom   \n",
       "2               Not employed, but looking for work  Bosnia and Herzegovina   \n",
       "3                               Employed full-time                Thailand   \n",
       "4                               Employed full-time           United States   \n",
       "5                               Employed full-time                 Ukraine   \n",
       "...                                            ...                     ...   \n",
       "88879                           Employed full-time                 Finland   \n",
       "88880                           Employed full-time           United States   \n",
       "88881                           Employed full-time                 Austria   \n",
       "88882                           Employed full-time             Netherlands   \n",
       "88883                           Employed full-time                  Greece   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "1                       No                          Primary/elementary school   \n",
       "2           Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "3                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                    ...                                                ...   \n",
       "88879                   No        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "88880                   No        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "88881                   No        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "88882       Yes, full-time        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "88883                   No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                               Web development or web design   \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "5           Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88879       Computer science, computer engineering, or sof...   \n",
       "88880       Computer science, computer engineering, or sof...   \n",
       "88881       Computer science, computer engineering, or sof...   \n",
       "88882       Computer science, computer engineering, or sof...   \n",
       "88883       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "1           Taught yourself a new language, framework, or ...   \n",
       "2           Taken an online course in programming or softw...   \n",
       "3           Taught yourself a new language, framework, or ...   \n",
       "4           Taken an online course in programming or softw...   \n",
       "5           Taken an online course in programming or softw...   \n",
       "...                                                       ...   \n",
       "88879       Taught yourself a new language, framework, or ...   \n",
       "88880       Taught yourself a new language, framework, or ...   \n",
       "88881       Taken an online course in programming or softw...   \n",
       "88882       Participated in online coding competitions (e....   \n",
       "88883       Taught yourself a new language, framework, or ...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "1                                NaN   \n",
       "2                                NaN   \n",
       "3               100 to 499 employees   \n",
       "4               100 to 499 employees   \n",
       "5           10,000 or more employees   \n",
       "...                              ...   \n",
       "88879             20 to 99 employees   \n",
       "88880                  2-9 employees   \n",
       "88881           100 to 499 employees   \n",
       "88882           100 to 499 employees   \n",
       "88883             20 to 99 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "1                                                         NaN         4   \n",
       "2           Developer, desktop or enterprise applications;...       NaN   \n",
       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
       "4                                       Developer, full-stack         3   \n",
       "5           Academic researcher;Developer, desktop or ente...        16   \n",
       "...                                                       ...       ...   \n",
       "88879       Developer, desktop or enterprise applications;...        17   \n",
       "88880       Developer, mobile;Engineering manager;Product ...        20   \n",
       "88881        Developer, full-stack;Engineer, site reliability        18   \n",
       "88882       Academic researcher;Database administrator;Dev...        10   \n",
       "88883       Developer, back-end;Developer, desktop or ente...         9   \n",
       "\n",
       "           Age1stCode      YearsCodePro                           CareerSat  \\\n",
       "Respondent                                                                    \n",
       "1                  10               NaN                                 NaN   \n",
       "2                  17               NaN                                 NaN   \n",
       "3                  22                 1                  Slightly satisfied   \n",
       "4                  16  Less than 1 year                      Very satisfied   \n",
       "5                  14                 9                   Very dissatisfied   \n",
       "...               ...               ...                                 ...   \n",
       "88879              16                 7                  Slightly satisfied   \n",
       "88880              12                20               Slightly dissatisfied   \n",
       "88881              17                 9  Neither satisfied nor dissatisfied   \n",
       "88882              15                 8               Slightly dissatisfied   \n",
       "88883              15                 5               Slightly dissatisfied   \n",
       "\n",
       "                                        JobSat              MgrIdiot  \\\n",
       "Respondent                                                             \n",
       "1                                          NaN                   NaN   \n",
       "2                                          NaN                   NaN   \n",
       "3                           Slightly satisfied  Not at all confident   \n",
       "4                           Slightly satisfied        Very confident   \n",
       "5                        Slightly dissatisfied    Somewhat confident   \n",
       "...                                        ...                   ...   \n",
       "88879       Neither satisfied nor dissatisfied  Not at all confident   \n",
       "88880       Neither satisfied nor dissatisfied                   NaN   \n",
       "88881       Neither satisfied nor dissatisfied        Very confident   \n",
       "88882                        Very dissatisfied  Not at all confident   \n",
       "88883                    Slightly dissatisfied  Not at all confident   \n",
       "\n",
       "            MgrMoney                 MgrWant  \\\n",
       "Respondent                                     \n",
       "1                NaN                     NaN   \n",
       "2                NaN                     NaN   \n",
       "3           Not sure                Not sure   \n",
       "4                 No                Not sure   \n",
       "5                Yes                      No   \n",
       "...              ...                     ...   \n",
       "88879       Not sure  I am already a manager   \n",
       "88880            NaN                     NaN   \n",
       "88881             No                      No   \n",
       "88882            Yes                     Yes   \n",
       "88883             No                      No   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             I am actively looking for a job   \n",
       "3           I’m not actively looking, but I am open to new...   \n",
       "4                I am not interested in new job opportunities   \n",
       "5                I am not interested in new job opportunities   \n",
       "...                                                       ...   \n",
       "88879       I’m not actively looking, but I am open to new...   \n",
       "88880       I’m not actively looking, but I am open to new...   \n",
       "88881            I am not interested in new job opportunities   \n",
       "88882       I’m not actively looking, but I am open to new...   \n",
       "88883       I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                     LastHireDate  \\\n",
       "Respondent                          \n",
       "1                             NaN   \n",
       "2            I've never had a job   \n",
       "3                   1-2 years ago   \n",
       "4            Less than a year ago   \n",
       "5            Less than a year ago   \n",
       "...                           ...   \n",
       "88879       More than 4 years ago   \n",
       "88880        Less than a year ago   \n",
       "88881       More than 4 years ago   \n",
       "88882        Less than a year ago   \n",
       "88883       More than 4 years ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "1                                                         NaN      NaN   \n",
       "2                                                         NaN      NaN   \n",
       "3                         Interview with people in peer roles       No   \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
       "...                                                       ...      ...   \n",
       "88879       Complete a take-home project;Interview with pe...       No   \n",
       "88880       Interview with people in peer roles;Interview ...       No   \n",
       "88881       Write any code;Complete a take-home project;In...       No   \n",
       "88882       Write any code;Complete a take-home project;In...       No   \n",
       "88883       Interview with people in senior / management r...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "3           Languages, frameworks, and other technologies ...   \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "5           Industry that I'd be working in;Languages, fra...   \n",
       "...                                                       ...   \n",
       "88879       Languages, frameworks, and other technologies ...   \n",
       "88880       Office environment or company culture;Remote w...   \n",
       "88881       Office environment or company culture;Diversit...   \n",
       "88882       Office environment or company culture;Remote w...   \n",
       "88883       Financial performance or funding status of the...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "3                            I was preparing for a job search            THB   \n",
       "4                            I was preparing for a job search            USD   \n",
       "5                            I was preparing for a job search            UAH   \n",
       "...                                                       ...            ...   \n",
       "88879       I had a negative experience or interaction at ...            EUR   \n",
       "88880                        I was preparing for a job search            USD   \n",
       "88881       Something else changed (education, award, medi...            EUR   \n",
       "88882       I had a negative experience or interaction at ...            EUR   \n",
       "88883        My job status changed (promotion, new job, etc.)            EUR   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                                     \n",
       "1                            NaN        NaN      NaN        NaN          NaN   \n",
       "2                            NaN        NaN      NaN        NaN          NaN   \n",
       "3                      Thai baht    23000.0  Monthly     8820.0        40.00   \n",
       "4           United States dollar    61000.0   Yearly    61000.0        80.00   \n",
       "5              Ukrainian hryvnia        NaN      NaN        NaN        55.00   \n",
       "...                          ...        ...      ...        ...          ...   \n",
       "88879              European Euro     6000.0  Monthly    82488.0        37.75   \n",
       "88880       United States dollar        NaN      NaN        NaN          NaN   \n",
       "88881              European Euro    60000.0   Yearly    68745.0        39.00   \n",
       "88882              European Euro    42768.0  Monthly   588012.0        40.00   \n",
       "88883              European Euro    20000.0   Yearly    22915.0        48.00   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           There's no schedule or spec; I work on what se...   \n",
       "4           There's no schedule or spec; I work on what se...   \n",
       "5           There is a schedule and/or spec (made by me or...   \n",
       "...                                                       ...   \n",
       "88879       There is a schedule and/or spec (made by me or...   \n",
       "88880       There is a schedule and/or spec (made by me or...   \n",
       "88881       There is a schedule and/or spec (made by me or...   \n",
       "88882       There is a schedule and/or spec (made by me or...   \n",
       "88883       There's no schedule or spec; I work on what se...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           Distracting work environment;Inadequate access...   \n",
       "4                                                         NaN   \n",
       "5           Being tasked with non-development work;Inadequ...   \n",
       "...                                                       ...   \n",
       "88879       Being tasked with non-development work;Distrac...   \n",
       "88880       Distracting work environment;Meetings;Not enou...   \n",
       "88881       Distracting work environment;Not enough people...   \n",
       "88882       Distracting work environment;Lack of support f...   \n",
       "88883       Inadequate access to necessary tools;Not enoug...   \n",
       "\n",
       "                                                   WorkRemote WorkLoc  \\\n",
       "Respondent                                                              \n",
       "1                                                         NaN     NaN   \n",
       "2                                                         NaN     NaN   \n",
       "3                            Less than once per month / Never    Home   \n",
       "4                            Less than once per month / Never    Home   \n",
       "5                                       A few days each month  Office   \n",
       "...                                                       ...     ...   \n",
       "88879                        Less than once per month / Never    Home   \n",
       "88880                   More than half, but not all, the time    Home   \n",
       "88881                                   A few days each month  Office   \n",
       "88882                        Less than once per month / Never    Home   \n",
       "88883       Less than half the time, but at least one day ...    Home   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "1                              NaN                                      NaN   \n",
       "2                              NaN                                      NaN   \n",
       "3                          Average                                       No   \n",
       "4           A little below average                                       No   \n",
       "5           A little above average  Yes, because I see value in code review   \n",
       "...                            ...                                      ...   \n",
       "88879            Far above average  Yes, because I see value in code review   \n",
       "88880                          NaN  Yes, because I see value in code review   \n",
       "88881       A little below average  Yes, because I see value in code review   \n",
       "88882            Far above average  Yes, because I see value in code review   \n",
       "88883            Far above average                                       No   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "1                  NaN                                                NaN   \n",
       "2                  NaN                                                NaN   \n",
       "3                  NaN                          No, but I think we should   \n",
       "4                  NaN                          No, but I think we should   \n",
       "5                  NaN                      Yes, it's part of our process   \n",
       "...                ...                                                ...   \n",
       "88879             10.0                      Yes, it's part of our process   \n",
       "88880              NaN  Yes, it's not part of our process but the deve...   \n",
       "88881             10.0                      Yes, it's part of our process   \n",
       "88882              5.0                      Yes, it's part of our process   \n",
       "88883              NaN                      Yes, it's part of our process   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                                                    Not sure   \n",
       "4           Developers typically have the most influence o...   \n",
       "5                                                    Not sure   \n",
       "...                                                       ...   \n",
       "88879       Developers and management have nearly equal in...   \n",
       "88880                                                     NaN   \n",
       "88881       The CTO, CIO, or other management purchase new...   \n",
       "88882                                                Not sure   \n",
       "88883                                                Not sure   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3           I have little or no influence   \n",
       "4           I have little or no influence   \n",
       "5           I have little or no influence   \n",
       "...                                   ...   \n",
       "88879       I have little or no influence   \n",
       "88880                                 NaN   \n",
       "88881       I have little or no influence   \n",
       "88882       I have little or no influence   \n",
       "88883       I have little or no influence   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "1                             HTML/CSS;Java;JavaScript;Python   \n",
       "2                                         C++;HTML/CSS;Python   \n",
       "3                                                    HTML/CSS   \n",
       "4                                         C;C++;C#;Python;SQL   \n",
       "5                 C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "...                                                       ...   \n",
       "88879                        Bash/Shell/PowerShell;C++;Python   \n",
       "88880                                                     NaN   \n",
       "88881       Bash/Shell/PowerShell;Go;HTML/CSS;Java;JavaScr...   \n",
       "88882                  C#;HTML/CSS;Java;JavaScript;PHP;Python   \n",
       "88883                   Go;HTML/CSS;Java;JavaScript;Other(s):   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1             C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                                 C++;HTML/CSS;JavaScript;SQL   \n",
       "3                                             Elixir;HTML/CSS   \n",
       "4                                         C;C#;JavaScript;SQL   \n",
       "5                    HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "...                                                       ...   \n",
       "88879                                                     C++   \n",
       "88880                                                     NaN   \n",
       "88881       Bash/Shell/PowerShell;Go;HTML/CSS;JavaScript;P...   \n",
       "88882                                  C#;Java;JavaScript;PHP   \n",
       "88883                                        C++;Go;Java;Rust   \n",
       "\n",
       "                                          DatabaseWorkedWith  \\\n",
       "Respondent                                                     \n",
       "1                                                     SQLite   \n",
       "2                                                        NaN   \n",
       "3                                                 PostgreSQL   \n",
       "4                                               MySQL;SQLite   \n",
       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "...                                                      ...   \n",
       "88879                                                    NaN   \n",
       "88880                                                    NaN   \n",
       "88881                                       PostgreSQL;Redis   \n",
       "88882                                     MariaDB;PostgreSQL   \n",
       "88883                    Cassandra;MariaDB;PostgreSQL;SQLite   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                                       MySQL   \n",
       "2                                                       MySQL   \n",
       "3                                                  PostgreSQL   \n",
       "4                                                MySQL;SQLite   \n",
       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "...                                                       ...   \n",
       "88879                                                     NaN   \n",
       "88880                                                     NaN   \n",
       "88881                          Elasticsearch;PostgreSQL;Redis   \n",
       "88882                                      MariaDB;PostgreSQL   \n",
       "88883                                              PostgreSQL   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "1                                               MacOS;Windows   \n",
       "2                                                     Windows   \n",
       "3                                                         NaN   \n",
       "4                                               Linux;Windows   \n",
       "5                           Android;Linux;MacOS;Slack;Windows   \n",
       "...                                                       ...   \n",
       "88879                                   Android;Linux;Windows   \n",
       "88880                                                     NaN   \n",
       "88881       Docker;Kubernetes;Linux;MacOS;Microsoft Azure;...   \n",
       "88882            Android;Arduino;Linux;Raspberry Pi;WordPress   \n",
       "88883                                            Docker;Linux   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                     Android;Arduino;Windows   \n",
       "2                                                     Windows   \n",
       "3                                                         NaN   \n",
       "4                                               Linux;Windows   \n",
       "5                       Android;Docker;Kubernetes;Linux;Slack   \n",
       "...                                                       ...   \n",
       "88879                                           Linux;Windows   \n",
       "88880                                                     NaN   \n",
       "88881       Docker;Google Cloud Platform;iOS;Kubernetes;Li...   \n",
       "88882            Android;Arduino;Linux;Raspberry Pi;WordPress   \n",
       "88883                                            Docker;Linux   \n",
       "\n",
       "                                     WebFrameWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                                          Django;Flask   \n",
       "2                                                Django   \n",
       "3                                                   NaN   \n",
       "4                                                   NaN   \n",
       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
       "...                                                 ...   \n",
       "88879                                               NaN   \n",
       "88880                                               NaN   \n",
       "88881                                   Django;React.js   \n",
       "88882                                   jQuery;React.js   \n",
       "88883                                     Spring;Vue.js   \n",
       "\n",
       "                        WebFrameDesireNextYear MiscTechWorkedWith  \\\n",
       "Respondent                                                          \n",
       "1                                 Flask;jQuery            Node.js   \n",
       "2                                       Django                NaN   \n",
       "3                                    Other(s):                NaN   \n",
       "4                                          NaN               .NET   \n",
       "5                 Flask;jQuery;React.js;Spring    Cordova;Node.js   \n",
       "...                                        ...                ...   \n",
       "88879                                      NaN                NaN   \n",
       "88880                                      NaN                NaN   \n",
       "88881       Angular/Angular.js;Django;React.js            Ansible   \n",
       "88882                          jQuery;React.js           Unity 3D   \n",
       "88883                            Spring;Vue.js                NaN   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                                            Node.js   \n",
       "2                                                NaN   \n",
       "3                                                NaN   \n",
       "4                                               .NET   \n",
       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
       "...                                              ...   \n",
       "88879              TensorFlow;Unity 3D;Unreal Engine   \n",
       "88880                                            NaN   \n",
       "88881                                Ansible;Node.js   \n",
       "88882                                       Unity 3D   \n",
       "88883                                            NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "1                                  IntelliJ;Notepad++;PyCharm      Windows   \n",
       "2                                                Atom;PyCharm      Windows   \n",
       "3                                      Vim;Visual Studio Code  Linux-based   \n",
       "4                Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "5                                      IntelliJ;Notepad++;Vim  Linux-based   \n",
       "...                                                       ...          ...   \n",
       "88879              Android Studio;Notepad++;Vim;Visual Studio      Windows   \n",
       "88880                                                     NaN          NaN   \n",
       "88881                            Emacs;Vim;Visual Studio Code        MacOS   \n",
       "88882       Android Studio;IntelliJ;Notepad++;Vim;Visual S...  Linux-based   \n",
       "88883                                   IntelliJ;Sublime Text  Linux-based   \n",
       "\n",
       "                                                   Containers  \\\n",
       "Respondent                                                      \n",
       "1                                     I do not use containers   \n",
       "2                                     I do not use containers   \n",
       "3                                     I do not use containers   \n",
       "4                                     I do not use containers   \n",
       "5                      Outside of work, for personal projects   \n",
       "...                                                       ...   \n",
       "88879                                 I do not use containers   \n",
       "88880                                                     NaN   \n",
       "88881       Development;Testing;Production;Outside of work...   \n",
       "88882                                 I do not use containers   \n",
       "88883       Testing;Production;Outside of work, for person...   \n",
       "\n",
       "                                         BlockchainOrg  \\\n",
       "Respondent                                               \n",
       "1                                                  NaN   \n",
       "2                                                  NaN   \n",
       "3                                                  NaN   \n",
       "4                                           Not at all   \n",
       "5                                           Not at all   \n",
       "...                                                ...   \n",
       "88879                                       Not at all   \n",
       "88880                                              NaN   \n",
       "88881          Non-currency applications of blockchain   \n",
       "88882                                       Not at all   \n",
       "88883       Implementing cryptocurrency-based products   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN        Yes   \n",
       "2           Useful across many domains and could change ma...        Yes   \n",
       "3                                                         NaN        Yes   \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "5                                                         NaN        Yes   \n",
       "...                                                       ...        ...   \n",
       "88879                                           A passing fad        Yes   \n",
       "88880                                                     NaN        NaN   \n",
       "88881       Useful for immutable record keeping outside of...         No   \n",
       "88882                                           A passing fad        Yes   \n",
       "88883                                           A passing fad        Yes   \n",
       "\n",
       "                                            ITperson OffOn SocialMedia  \\\n",
       "Respondent                                                               \n",
       "1           Fortunately, someone else has that title   Yes     Twitter   \n",
       "2                                                Yes   Yes   Instagram   \n",
       "3                                                Yes   Yes      Reddit   \n",
       "4                                               SIGH   Yes      Reddit   \n",
       "5                                           Also Yes   Yes    Facebook   \n",
       "...                                              ...   ...         ...   \n",
       "88879                                            NaN   NaN     YouTube   \n",
       "88880                                            NaN   NaN         NaN   \n",
       "88881                                            Yes   Yes         NaN   \n",
       "88882                                            Yes   Yes   Instagram   \n",
       "88883                                           SIGH   Yes      Reddit   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "1                             Online   Username              2017   \n",
       "2                             Online   Username              2017   \n",
       "3           In real life (in person)   Username              2011   \n",
       "4           In real life (in person)   Username              2014   \n",
       "5           In real life (in person)   Username  I don't remember   \n",
       "...                              ...        ...               ...   \n",
       "88879                        Neither   Username  I don't remember   \n",
       "88880                            NaN        NaN               NaN   \n",
       "88881                         Online      Login              2008   \n",
       "88882                        Neither   Username              2009   \n",
       "88883       In real life (in person)   Username              2008   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "3                      A few times per week   \n",
       "4                     Daily or almost daily   \n",
       "5                    Multiple times per day   \n",
       "...                                     ...   \n",
       "88879       A few times per month or weekly   \n",
       "88880                                   NaN   \n",
       "88881       A few times per month or weekly   \n",
       "88882                  A few times per week   \n",
       "88883                  A few times per week   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "3           Find answers to specific questions;Learn how t...   \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "5                          Find answers to specific questions   \n",
       "...                                                       ...   \n",
       "88879                      Find answers to specific questions   \n",
       "88880                                                     NaN   \n",
       "88881                      Find answers to specific questions   \n",
       "88882                      Find answers to specific questions   \n",
       "88883       Find answers to specific questions;Learn how t...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "1                    3-5 times per week      Stack Overflow was much faster   \n",
       "2                    3-5 times per week      Stack Overflow was much faster   \n",
       "3                   6-10 times per week            They were about the same   \n",
       "4                    1-2 times per week      Stack Overflow was much faster   \n",
       "5           More than 10 times per week      Stack Overflow was much faster   \n",
       "...                                 ...                                 ...   \n",
       "88879           Less than once per week  Stack Overflow was slightly faster   \n",
       "88880                               NaN                                 NaN   \n",
       "88881       More than 10 times per week  Stack Overflow was slightly faster   \n",
       "88882                3-5 times per week  Stack Overflow was slightly faster   \n",
       "88883                1-2 times per week            They were about the same   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "1           31-60 minutes        No                                  NaN   \n",
       "2           11-30 minutes       Yes      A few times per month or weekly   \n",
       "3                     NaN       Yes  Less than once per month or monthly   \n",
       "4           31-60 minutes       Yes  Less than once per month or monthly   \n",
       "5                     NaN       Yes      A few times per month or weekly   \n",
       "...                   ...       ...                                  ...   \n",
       "88879         60+ minutes        No                                  NaN   \n",
       "88880                 NaN       NaN                                  NaN   \n",
       "88881       11-30 minutes       Yes  Less than once per month or monthly   \n",
       "88882       11-30 minutes       Yes  Less than once per month or monthly   \n",
       "88883                 NaN       Yes      A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "3                                                         Yes   \n",
       "4                                                         Yes   \n",
       "5           No, I knew that Stack Overflow had a job board...   \n",
       "...                                                       ...   \n",
       "88879       No, I didn't know that Stack Overflow had a jo...   \n",
       "88880                                                     NaN   \n",
       "88881                                                     Yes   \n",
       "88882       No, I knew that Stack Overflow had a job board...   \n",
       "88883       No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "1                         No, and I don't know what those are   \n",
       "2                         No, and I don't know what those are   \n",
       "3           No, I've heard of them, but I am not part of a...   \n",
       "4                         No, and I don't know what those are   \n",
       "5           No, I've heard of them, but I am not part of a...   \n",
       "...                                                       ...   \n",
       "88879                     No, and I don't know what those are   \n",
       "88880                                                     NaN   \n",
       "88881       No, I've heard of them, but I am not part of a...   \n",
       "88882                     No, and I don't know what those are   \n",
       "88883       No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm  \\\n",
       "Respondent                    \n",
       "1                   Neutral   \n",
       "2             Yes, somewhat   \n",
       "3                   Neutral   \n",
       "4            No, not really   \n",
       "5           Yes, definitely   \n",
       "...                     ...   \n",
       "88879        No, not at all   \n",
       "88880                   NaN   \n",
       "88881               Neutral   \n",
       "88882        No, not really   \n",
       "88883        No, not really   \n",
       "\n",
       "                                                WelcomeChange  \\\n",
       "Respondent                                                      \n",
       "1                     Just as welcome now as I felt last year   \n",
       "2                     Just as welcome now as I felt last year   \n",
       "3                     Just as welcome now as I felt last year   \n",
       "4                     Just as welcome now as I felt last year   \n",
       "5                     Just as welcome now as I felt last year   \n",
       "...                                                       ...   \n",
       "88879       Not applicable - I did not use Stack Overflow ...   \n",
       "88880                                                     NaN   \n",
       "88881                                                     NaN   \n",
       "88882                 Just as welcome now as I felt last year   \n",
       "88883                 Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88879                                                     NaN  34.0    Man   \n",
       "88880                                                     NaN   NaN    NaN   \n",
       "88881                                                     NaN  37.0    Man   \n",
       "88882                                                     NaN   NaN    Man   \n",
       "88883               Tech articles written by other developers  33.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "1             No  Straight / Heterosexual   \n",
       "2             No  Straight / Heterosexual   \n",
       "3             No  Straight / Heterosexual   \n",
       "4             No  Straight / Heterosexual   \n",
       "5             No  Straight / Heterosexual   \n",
       "...          ...                      ...   \n",
       "88879         No  Straight / Heterosexual   \n",
       "88880        NaN                      NaN   \n",
       "88881         No  Straight / Heterosexual   \n",
       "88882         No  Straight / Heterosexual   \n",
       "88883         No  Straight / Heterosexual   \n",
       "\n",
       "                                           Ethnicity Dependents  \\\n",
       "Respondent                                                        \n",
       "1                                                NaN         No   \n",
       "2                                                NaN         No   \n",
       "3                                                NaN        Yes   \n",
       "4                       White or of European descent         No   \n",
       "5           White or of European descent;Multiracial         No   \n",
       "...                                              ...        ...   \n",
       "88879                   White or of European descent         No   \n",
       "88880                                            NaN        NaN   \n",
       "88881                   White or of European descent         No   \n",
       "88882                   White or of European descent        Yes   \n",
       "88883                   White or of European descent         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  \n",
       "3           Appropriate in length  Neither easy nor difficult  \n",
       "4           Appropriate in length                        Easy  \n",
       "5           Appropriate in length                        Easy  \n",
       "...                           ...                         ...  \n",
       "88879       Appropriate in length                        Easy  \n",
       "88880                         NaN                         NaN  \n",
       "88881       Appropriate in length                        Easy  \n",
       "88882                    Too long                        Easy  \n",
       "88883                   Too short                        Easy  \n",
       "\n",
       "[88883 rows x 84 columns]"
      ]
     },
     "execution_count": 131,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 132,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Respondent\n",
       "1          Twitter\n",
       "2        Instagram\n",
       "3           Reddit\n",
       "4           Reddit\n",
       "5         Facebook\n",
       "           ...    \n",
       "88879      YouTube\n",
       "88880          NaN\n",
       "88881          NaN\n",
       "88882    Instagram\n",
       "88883       Reddit\n",
       "Name: SocialMedia, Length: 88883, dtype: object"
      ]
     },
     "execution_count": 132,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"SocialMedia\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 133,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Reddit                      14374\n",
       "YouTube                     13830\n",
       "WhatsApp                    13347\n",
       "Facebook                    13178\n",
       "Twitter                     11398\n",
       "Instagram                    6261\n",
       "I don't use social media     5554\n",
       "LinkedIn                     4501\n",
       "WeChat 微信                     667\n",
       "Snapchat                      628\n",
       "VK ВКонта́кте                 603\n",
       "Weibo 新浪微博                     56\n",
       "Youku Tudou 优酷                 21\n",
       "Hello                          19\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 133,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"SocialMedia\"].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 134,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Reddit                      0.170233\n",
       "YouTube                     0.163791\n",
       "WhatsApp                    0.158071\n",
       "Facebook                    0.156069\n",
       "Twitter                     0.134988\n",
       "Instagram                   0.074150\n",
       "I don't use social media    0.065777\n",
       "LinkedIn                    0.053306\n",
       "WeChat 微信                   0.007899\n",
       "Snapchat                    0.007437\n",
       "VK ВКонта́кте               0.007141\n",
       "Weibo 新浪微博                  0.000663\n",
       "Youku Tudou 优酷              0.000249\n",
       "Hello                       0.000225\n",
       "Name: SocialMedia, dtype: float64"
      ]
     },
     "execution_count": 134,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"SocialMedia\"].value_counts(normalize=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 135,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "United States            20949\n",
       "India                     9061\n",
       "Germany                   5866\n",
       "United Kingdom            5737\n",
       "Canada                    3395\n",
       "                         ...  \n",
       "Sao Tome and Principe        1\n",
       "North Korea                  1\n",
       "Timor-Leste                  1\n",
       "Papua New Guinea             1\n",
       "Niger                        1\n",
       "Name: Country, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 135,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Country\"].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 136,
   "metadata": {},
   "outputs": [],
   "source": [
    "country_grp = df.groupby([\"Country\"])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 137,
   "metadata": {},
   "outputs": [
    {
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10 to 19 employees</td>\n",
       "      <td>Data or business analyst;Database administrato...</td>\n",
       "      <td>17</td>\n",
       "      <td>11</td>\n",
       "      <td>8</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Complete a take-home project;Interview with pe...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>90000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>90000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Non-work commitments (parenting, scho...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;PHP;...</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;Rust...</td>\n",
       "      <td>Couchbase;DynamoDB;Firebase;MySQL</td>\n",
       "      <td>Firebase;MySQL;Redis</td>\n",
       "      <td>Android;AWS;Docker;IBM Cloud or Watson;iOS;Lin...</td>\n",
       "      <td>Android;AWS;Docker;IBM Cloud or Watson;Linux;S...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Express;jQuery;Vue.js</td>\n",
       "      <td>Express;Vue.js</td>\n",
       "      <td>Node.js;Xamarin</td>\n",
       "      <td>Node.js;TensorFlow</td>\n",
       "      <td>Vim;Visual Studio;Visual Studio Code;Xcode</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Designer;Developer, b...</td>\n",
       "      <td>35</td>\n",
       "      <td>12</td>\n",
       "      <td>18</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Financial perf...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>103000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>103000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...</td>\n",
       "      <td>Elasticsearch;MySQL;Oracle;Redis</td>\n",
       "      <td>Elasticsearch;MySQL;Oracle;Redis</td>\n",
       "      <td>Docker;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Docker;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;Ruby on Rails</td>\n",
       "      <td>Angular/Angular.js;Ruby on Rails</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Sublime Text;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>47.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>19</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Opportunities for professional development;How...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>69000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>69000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Non-work...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>8.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;Pyth...</td>\n",
       "      <td>Bash/Shell/PowerShell;Go;HTML/CSS;Java;JavaScr...</td>\n",
       "      <td>Oracle;SQLite</td>\n",
       "      <td>Couchbase;DynamoDB;Elasticsearch;Firebase;Oracle</td>\n",
       "      <td>Docker;Google Cloud Platform</td>\n",
       "      <td>Docker;iOS;Slack</td>\n",
       "      <td>React.js;Ruby on Rails</td>\n",
       "      <td>Express;React.js;Ruby on Rails;Vue.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>React Native;TensorFlow</td>\n",
       "      <td>Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Black or of African descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>26</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, deskto...</td>\n",
       "      <td>12</td>\n",
       "      <td>8</td>\n",
       "      <td>8</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Diversity of the company o...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>114000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>114000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>2.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;C#;HTML/CSS;JavaScri...</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;Objective-C;Ruby;SQL;Sw...</td>\n",
       "      <td>Microsoft SQL Server;MySQL;Redis;SQLite</td>\n",
       "      <td>Microsoft SQL Server;MySQL;Redis;SQLite</td>\n",
       "      <td>AWS;Docker;Linux;MacOS;Microsoft Azure;Windows...</td>\n",
       "      <td>Android;Docker;iOS;Linux;MacOS;Microsoft Azure...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Drupal;Express;jQue...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET</td>\n",
       "      <td>.NET;.NET Core;Node.js;Xamarin</td>\n",
       "      <td>.NET;.NET Core;Node.js</td>\n",
       "      <td>Notepad++;Sublime Text;Vim;Visual Studio;Xcode</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I don't use social media</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>34.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Gay or Lesbian</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88875</th>\n",
       "      <td>I used to be a developer by profession, but no...</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>A business discipline (ex. accounting, finance...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>5,000 to 9,999 employees</td>\n",
       "      <td>Senior executive/VP</td>\n",
       "      <td>13</td>\n",
       "      <td>13</td>\n",
       "      <td>5</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>JavaScript;Python;R;Ruby</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Elasticsearch;Firebase;MongoDB</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AWS;Docker;Google Cloud Platform</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Chef;Hadoop;React Native;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>LinkedIn</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2019</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Learn how to do things I didn’t necessarily lo...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>35.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88876</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;Developer, game or graphics</td>\n",
       "      <td>8</td>\n",
       "      <td>15</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard)</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>180000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>180000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Time spe...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;HTML/CSS;Java;Python;...</td>\n",
       "      <td>C#;Java;Kotlin;Scala</td>\n",
       "      <td>DynamoDB;MySQL</td>\n",
       "      <td>DynamoDB</td>\n",
       "      <td>AWS;Linux;MacOS;Windows</td>\n",
       "      <td>Android;AWS;iOS;Linux;MacOS;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Apache Spark;Hadoop;.NET Core;Unity 3D</td>\n",
       "      <td>Apache Spark;CryEngine;Hadoop;.NET;.NET Core;T...</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm;Sublime Text;Vim;Vi...</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>Neither</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88877</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>500 to 999 employees</td>\n",
       "      <td>Data scientist or machine learning specialist;...</td>\n",
       "      <td>31</td>\n",
       "      <td>18</td>\n",
       "      <td>28</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>239000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>45.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Not enough people for the workload</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;Clojure;HTML/CSS;Java;...</td>\n",
       "      <td>Bash/Shell/PowerShell;Clojure;HTML/CSS;Java;Ja...</td>\n",
       "      <td>Oracle</td>\n",
       "      <td>Oracle</td>\n",
       "      <td>Docker;iOS;Kubernetes;Linux;Slack;Windows;Othe...</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Apache Spark</td>\n",
       "      <td>Apache Spark</td>\n",
       "      <td>Atom;Emacs;IntelliJ;IPython / Jupyter;PyCharm;...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>Implementing cryptocurrency-based products</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>48.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88878</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, back-end;Developer, front-end;Devel...</td>\n",
       "      <td>12</td>\n",
       "      <td>14</td>\n",
       "      <td>3</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>130000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>130000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Non-work commitments (parenting, school work, ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>No, and I'm glad we don't</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>HTML/CSS;JavaScript;Scala;TypeScript</td>\n",
       "      <td>JavaScript;Rust;Scala;TypeScript</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>Slack</td>\n",
       "      <td>Slack</td>\n",
       "      <td>React.js;Other(s):</td>\n",
       "      <td>React.js;Other(s):</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Sublime Text;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2010</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>26.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88880</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, mobile;Engineering manager;Product ...</td>\n",
       "      <td>20</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Not enou...</td>\n",
       "      <td>More than half, but not all, the time</td>\n",
       "      <td>Home</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>20949 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "4                              I am a developer by profession     False   \n",
       "13                             I am a developer by profession      True   \n",
       "22                             I am a developer by profession      True   \n",
       "23                             I am a developer by profession      True   \n",
       "26                             I am a developer by profession      True   \n",
       "...                                                       ...       ...   \n",
       "88875       I used to be a developer by profession, but no...      True   \n",
       "88876                          I am a developer by profession      True   \n",
       "88877                          I am a developer by profession      True   \n",
       "88878                          I am a developer by profession      True   \n",
       "88880       I am not primarily a developer, but I write co...      True   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "4                                                       Never   \n",
       "13          Less than once a month but more than once per ...   \n",
       "22                                    Less than once per year   \n",
       "23                                    Less than once per year   \n",
       "26                                    Less than once per year   \n",
       "...                                                       ...   \n",
       "88875                                 Less than once per year   \n",
       "88876                                                   Never   \n",
       "88877                                 Less than once per year   \n",
       "88878                                 Less than once per year   \n",
       "88880                                                   Never   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "4           The quality of OSS and closed source software ...   \n",
       "13          OSS is, on average, of HIGHER quality than pro...   \n",
       "22          OSS is, on average, of HIGHER quality than pro...   \n",
       "23          The quality of OSS and closed source software ...   \n",
       "26          The quality of OSS and closed source software ...   \n",
       "...                                                       ...   \n",
       "88875       OSS is, on average, of LOWER quality than prop...   \n",
       "88876       OSS is, on average, of HIGHER quality than pro...   \n",
       "88877       OSS is, on average, of HIGHER quality than pro...   \n",
       "88878       The quality of OSS and closed source software ...   \n",
       "88880       The quality of OSS and closed source software ...   \n",
       "\n",
       "                    Employment        Country Student  \\\n",
       "Respondent                                              \n",
       "4           Employed full-time  United States      No   \n",
       "13          Employed full-time  United States      No   \n",
       "22          Employed full-time  United States      No   \n",
       "23          Employed full-time  United States      No   \n",
       "26          Employed full-time  United States      No   \n",
       "...                        ...            ...     ...   \n",
       "88875       Employed full-time  United States      No   \n",
       "88876       Employed full-time  United States      No   \n",
       "88877       Employed full-time  United States      No   \n",
       "88878       Employed full-time  United States      No   \n",
       "88880       Employed full-time  United States      No   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "4                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "13                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "22          Some college/university study without earning ...   \n",
       "23                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "26          Some college/university study without earning ...   \n",
       "...                                                       ...   \n",
       "88875                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88876                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88877                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88878                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88880             Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "13          Computer science, computer engineering, or sof...   \n",
       "22                                                        NaN   \n",
       "23          Information systems, information technology, o...   \n",
       "26          Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88875       A business discipline (ex. accounting, finance...   \n",
       "88876       Computer science, computer engineering, or sof...   \n",
       "88877       Computer science, computer engineering, or sof...   \n",
       "88878       Computer science, computer engineering, or sof...   \n",
       "88880       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "4           Taken an online course in programming or softw...   \n",
       "13          Taken an online course in programming or softw...   \n",
       "22          Taken an online course in programming or softw...   \n",
       "23          Taken an online course in programming or softw...   \n",
       "26          Taught yourself a new language, framework, or ...   \n",
       "...                                                       ...   \n",
       "88875       Received on-the-job training in software devel...   \n",
       "88876       Received on-the-job training in software devel...   \n",
       "88877       Taken an online course in programming or softw...   \n",
       "88878       Taken an online course in programming or softw...   \n",
       "88880       Taught yourself a new language, framework, or ...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "4               100 to 499 employees   \n",
       "13                10 to 19 employees   \n",
       "22          10,000 or more employees   \n",
       "23          10,000 or more employees   \n",
       "26          10,000 or more employees   \n",
       "...                              ...   \n",
       "88875       5,000 to 9,999 employees   \n",
       "88876       10,000 or more employees   \n",
       "88877           500 to 999 employees   \n",
       "88878             20 to 99 employees   \n",
       "88880                  2-9 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "4                                       Developer, full-stack         3   \n",
       "13          Data or business analyst;Database administrato...        17   \n",
       "22          Data or business analyst;Designer;Developer, b...        35   \n",
       "23                                      Developer, full-stack         3   \n",
       "26          Designer;Developer, back-end;Developer, deskto...        12   \n",
       "...                                                       ...       ...   \n",
       "88875                                     Senior executive/VP        13   \n",
       "88876         Developer, back-end;Developer, game or graphics         8   \n",
       "88877       Data scientist or machine learning specialist;...        31   \n",
       "88878       Developer, back-end;Developer, front-end;Devel...        12   \n",
       "88880       Developer, mobile;Engineering manager;Product ...        20   \n",
       "\n",
       "           Age1stCode      YearsCodePro              CareerSat  \\\n",
       "Respondent                                                       \n",
       "4                  16  Less than 1 year         Very satisfied   \n",
       "13                 11                 8         Very satisfied   \n",
       "22                 12                18     Slightly satisfied   \n",
       "23                 19                 1     Slightly satisfied   \n",
       "26                  8                 8         Very satisfied   \n",
       "...               ...               ...                    ...   \n",
       "88875              13                 5                    NaN   \n",
       "88876              15                 2         Very satisfied   \n",
       "88877              18                28         Very satisfied   \n",
       "88878              14                 3         Very satisfied   \n",
       "88880              12                20  Slightly dissatisfied   \n",
       "\n",
       "                                        JobSat            MgrIdiot MgrMoney  \\\n",
       "Respondent                                                                    \n",
       "4                           Slightly satisfied      Very confident       No   \n",
       "13                              Very satisfied                 NaN      NaN   \n",
       "22                           Very dissatisfied  Somewhat confident       No   \n",
       "23                          Slightly satisfied      Very confident       No   \n",
       "26                              Very satisfied                 NaN      NaN   \n",
       "...                                        ...                 ...      ...   \n",
       "88875                                      NaN                 NaN      NaN   \n",
       "88876                       Slightly satisfied  Somewhat confident      Yes   \n",
       "88877                           Very satisfied      Very confident      Yes   \n",
       "88878                           Very satisfied      Very confident      Yes   \n",
       "88880       Neither satisfied nor dissatisfied                 NaN      NaN   \n",
       "\n",
       "             MgrWant                                            JobSeek  \\\n",
       "Respondent                                                                \n",
       "4           Not sure       I am not interested in new job opportunities   \n",
       "13               NaN       I am not interested in new job opportunities   \n",
       "22                No  I’m not actively looking, but I am open to new...   \n",
       "23          Not sure  I’m not actively looking, but I am open to new...   \n",
       "26               NaN  I’m not actively looking, but I am open to new...   \n",
       "...              ...                                                ...   \n",
       "88875            NaN                                                NaN   \n",
       "88876       Not sure  I’m not actively looking, but I am open to new...   \n",
       "88877            Yes  I’m not actively looking, but I am open to new...   \n",
       "88878            Yes       I am not interested in new job opportunities   \n",
       "88880            NaN  I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                     LastHireDate  \\\n",
       "Respondent                          \n",
       "4            Less than a year ago   \n",
       "13                  3-4 years ago   \n",
       "22          More than 4 years ago   \n",
       "23           Less than a year ago   \n",
       "26           Less than a year ago   \n",
       "...                           ...   \n",
       "88875                         NaN   \n",
       "88876               1-2 years ago   \n",
       "88877       More than 4 years ago   \n",
       "88878        Less than a year ago   \n",
       "88880        Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "13          Complete a take-home project;Interview with pe...      Yes   \n",
       "22          Interview with people in senior / management r...       No   \n",
       "23          Write any code;Write code by hand (e.g., on a ...       No   \n",
       "26          Interview with people in peer roles;Interview ...       No   \n",
       "...                                                       ...      ...   \n",
       "88875                                                     NaN      NaN   \n",
       "88876              Write code by hand (e.g., on a whiteboard)       No   \n",
       "88877       Interview with people in senior / management r...      Yes   \n",
       "88878       Write any code;Write code by hand (e.g., on a ...       No   \n",
       "88880       Interview with people in peer roles;Interview ...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "13          Languages, frameworks, and other technologies ...   \n",
       "22          Industry that I'd be working in;Financial perf...   \n",
       "23          Opportunities for professional development;How...   \n",
       "26          Remote work options;Diversity of the company o...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       Office environment or company culture;Remote w...   \n",
       "88877       Industry that I'd be working in;Languages, fra...   \n",
       "88878       Languages, frameworks, and other technologies ...   \n",
       "88880       Office environment or company culture;Remote w...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "4                            I was preparing for a job search            USD   \n",
       "13                           I was preparing for a job search            USD   \n",
       "22          I had a negative experience or interaction at ...            USD   \n",
       "23                           I was preparing for a job search            USD   \n",
       "26                           I was preparing for a job search            USD   \n",
       "...                                                       ...            ...   \n",
       "88875                                                     NaN            NaN   \n",
       "88876        My job status changed (promotion, new job, etc.)            USD   \n",
       "88877       I heard about a job opportunity (from a recrui...            USD   \n",
       "88878                        I was preparing for a job search            USD   \n",
       "88880                        I was preparing for a job search            USD   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                                     \n",
       "4           United States dollar    61000.0   Yearly    61000.0         80.0   \n",
       "13          United States dollar    90000.0   Yearly    90000.0         40.0   \n",
       "22          United States dollar   103000.0   Yearly   103000.0         40.0   \n",
       "23          United States dollar    69000.0   Yearly    69000.0         40.0   \n",
       "26          United States dollar   114000.0   Yearly   114000.0         40.0   \n",
       "...                          ...        ...      ...        ...          ...   \n",
       "88875                        NaN        NaN      NaN        NaN          NaN   \n",
       "88876       United States dollar   180000.0   Yearly   180000.0         40.0   \n",
       "88877       United States dollar   239000.0   Weekly  2000000.0         45.0   \n",
       "88878       United States dollar   130000.0   Yearly   130000.0         40.0   \n",
       "88880       United States dollar        NaN      NaN        NaN          NaN   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "4           There's no schedule or spec; I work on what se...   \n",
       "13          There is a schedule and/or spec (made by me or...   \n",
       "22          There is a schedule and/or spec (made by me or...   \n",
       "23          There is a schedule and/or spec (made by me or...   \n",
       "26          There is a schedule and/or spec (made by me or...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       There is a schedule and/or spec (made by me or...   \n",
       "88877       There is a schedule and/or spec (made by me or...   \n",
       "88878       There is a schedule and/or spec (made by me or...   \n",
       "88880       There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "4                                                         NaN   \n",
       "13          Meetings;Non-work commitments (parenting, scho...   \n",
       "22          Being tasked with non-development work;Meeting...   \n",
       "23          Distracting work environment;Meetings;Non-work...   \n",
       "26          Being tasked with non-development work;Meeting...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       Distracting work environment;Meetings;Time spe...   \n",
       "88877             Meetings;Not enough people for the workload   \n",
       "88878       Non-work commitments (parenting, school work, ...   \n",
       "88880       Distracting work environment;Meetings;Not enou...   \n",
       "\n",
       "                                                   WorkRemote WorkLoc  \\\n",
       "Respondent                                                              \n",
       "4                            Less than once per month / Never    Home   \n",
       "13          All or almost all the time (I'm full-time remote)    Home   \n",
       "22          Less than half the time, but at least one day ...    Home   \n",
       "23                                      A few days each month  Office   \n",
       "26          Less than half the time, but at least one day ...    Home   \n",
       "...                                                       ...     ...   \n",
       "88875                                                     NaN     NaN   \n",
       "88876       Less than half the time, but at least one day ...  Office   \n",
       "88877                        Less than once per month / Never  Office   \n",
       "88878                                   A few days each month  Office   \n",
       "88880                   More than half, but not all, the time    Home   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "4           A little below average                                       No   \n",
       "13          A little above average  Yes, because I see value in code review   \n",
       "22                         Average                                       No   \n",
       "23                         Average  Yes, because I see value in code review   \n",
       "26               Far above average  Yes, because I see value in code review   \n",
       "...                            ...                                      ...   \n",
       "88875                          NaN                                      NaN   \n",
       "88876                      Average  Yes, because I see value in code review   \n",
       "88877            Far above average  Yes, because I see value in code review   \n",
       "88878            Far above average  Yes, because I see value in code review   \n",
       "88880                          NaN  Yes, because I see value in code review   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "4                  NaN                          No, but I think we should   \n",
       "13                 5.0                          No, but I think we should   \n",
       "22                 NaN                          No, but I think we should   \n",
       "23                 8.0                      Yes, it's part of our process   \n",
       "26                 2.0  Yes, it's not part of our process but the deve...   \n",
       "...                ...                                                ...   \n",
       "88875              NaN                                                NaN   \n",
       "88876              3.0                      Yes, it's part of our process   \n",
       "88877              5.0                          No, but I think we should   \n",
       "88878              3.0                          No, and I'm glad we don't   \n",
       "88880              NaN  Yes, it's not part of our process but the deve...   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "4           Developers typically have the most influence o...   \n",
       "13          Developers and management have nearly equal in...   \n",
       "22          The CTO, CIO, or other management purchase new...   \n",
       "23          Developers and management have nearly equal in...   \n",
       "26          Developers typically have the most influence o...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876                                                Not sure   \n",
       "88877       Developers and management have nearly equal in...   \n",
       "88878       Developers and management have nearly equal in...   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                PurchaseWhat  \\\n",
       "Respondent                                     \n",
       "4              I have little or no influence   \n",
       "13          I have a great deal of influence   \n",
       "22             I have little or no influence   \n",
       "23             I have little or no influence   \n",
       "26          I have a great deal of influence   \n",
       "...                                      ...   \n",
       "88875                                    NaN   \n",
       "88876          I have little or no influence   \n",
       "88877                  I have some influence   \n",
       "88878                  I have some influence   \n",
       "88880                                    NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "4                                         C;C++;C#;Python;SQL   \n",
       "13          Bash/Shell/PowerShell;HTML/CSS;JavaScript;PHP;...   \n",
       "22          Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...   \n",
       "23          Bash/Shell/PowerShell;HTML/CSS;JavaScript;Pyth...   \n",
       "26          Bash/Shell/PowerShell;C++;C#;HTML/CSS;JavaScri...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       Bash/Shell/PowerShell;C#;HTML/CSS;Java;Python;...   \n",
       "88877       Bash/Shell/PowerShell;C;Clojure;HTML/CSS;Java;...   \n",
       "88878                    HTML/CSS;JavaScript;Scala;TypeScript   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "4                                         C;C#;JavaScript;SQL   \n",
       "13          Bash/Shell/PowerShell;HTML/CSS;JavaScript;Rust...   \n",
       "22          Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...   \n",
       "23          Bash/Shell/PowerShell;Go;HTML/CSS;Java;JavaScr...   \n",
       "26          C#;HTML/CSS;JavaScript;Objective-C;Ruby;SQL;Sw...   \n",
       "...                                                       ...   \n",
       "88875                                JavaScript;Python;R;Ruby   \n",
       "88876                                    C#;Java;Kotlin;Scala   \n",
       "88877       Bash/Shell/PowerShell;Clojure;HTML/CSS;Java;Ja...   \n",
       "88878                        JavaScript;Rust;Scala;TypeScript   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                 DatabaseWorkedWith  \\\n",
       "Respondent                                            \n",
       "4                                      MySQL;SQLite   \n",
       "13                Couchbase;DynamoDB;Firebase;MySQL   \n",
       "22                 Elasticsearch;MySQL;Oracle;Redis   \n",
       "23                                    Oracle;SQLite   \n",
       "26          Microsoft SQL Server;MySQL;Redis;SQLite   \n",
       "...                                             ...   \n",
       "88875                                           NaN   \n",
       "88876                                DynamoDB;MySQL   \n",
       "88877                                        Oracle   \n",
       "88878                                    PostgreSQL   \n",
       "88880                                           NaN   \n",
       "\n",
       "                                      DatabaseDesireNextYear  \\\n",
       "Respondent                                                     \n",
       "4                                               MySQL;SQLite   \n",
       "13                                      Firebase;MySQL;Redis   \n",
       "22                          Elasticsearch;MySQL;Oracle;Redis   \n",
       "23          Couchbase;DynamoDB;Elasticsearch;Firebase;Oracle   \n",
       "26                   Microsoft SQL Server;MySQL;Redis;SQLite   \n",
       "...                                                      ...   \n",
       "88875                         Elasticsearch;Firebase;MongoDB   \n",
       "88876                                               DynamoDB   \n",
       "88877                                                 Oracle   \n",
       "88878                                             PostgreSQL   \n",
       "88880                                                    NaN   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "4                                               Linux;Windows   \n",
       "13          Android;AWS;Docker;IBM Cloud or Watson;iOS;Lin...   \n",
       "22                          Docker;Linux;Raspberry Pi;Windows   \n",
       "23                               Docker;Google Cloud Platform   \n",
       "26          AWS;Docker;Linux;MacOS;Microsoft Azure;Windows...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876                                 AWS;Linux;MacOS;Windows   \n",
       "88877       Docker;iOS;Kubernetes;Linux;Slack;Windows;Othe...   \n",
       "88878                                                   Slack   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "4                                               Linux;Windows   \n",
       "13          Android;AWS;Docker;IBM Cloud or Watson;Linux;S...   \n",
       "22                          Docker;Linux;Raspberry Pi;Windows   \n",
       "23                                           Docker;iOS;Slack   \n",
       "26          Android;Docker;iOS;Linux;MacOS;Microsoft Azure...   \n",
       "...                                                       ...   \n",
       "88875                        AWS;Docker;Google Cloud Platform   \n",
       "88876                     Android;AWS;iOS;Linux;MacOS;Windows   \n",
       "88877                                               Other(s):   \n",
       "88878                                                   Slack   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "4                                                         NaN   \n",
       "13           Angular/Angular.js;ASP.NET;Express;jQuery;Vue.js   \n",
       "22                           Angular/Angular.js;Ruby on Rails   \n",
       "23                                     React.js;Ruby on Rails   \n",
       "26          Angular/Angular.js;ASP.NET;Drupal;Express;jQue...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876                                                     NaN   \n",
       "88877                                               Other(s):   \n",
       "88878                                      React.js;Other(s):   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                           WebFrameDesireNextYear  \\\n",
       "Respondent                                          \n",
       "4                                             NaN   \n",
       "13                                 Express;Vue.js   \n",
       "22               Angular/Angular.js;Ruby on Rails   \n",
       "23          Express;React.js;Ruby on Rails;Vue.js   \n",
       "26                     Angular/Angular.js;ASP.NET   \n",
       "...                                           ...   \n",
       "88875                                         NaN   \n",
       "88876                                         NaN   \n",
       "88877                                   Other(s):   \n",
       "88878                          React.js;Other(s):   \n",
       "88880                                         NaN   \n",
       "\n",
       "                                MiscTechWorkedWith  \\\n",
       "Respondent                                           \n",
       "4                                             .NET   \n",
       "13                                 Node.js;Xamarin   \n",
       "22                                         Node.js   \n",
       "23                                             NaN   \n",
       "26                  .NET;.NET Core;Node.js;Xamarin   \n",
       "...                                            ...   \n",
       "88875                                          NaN   \n",
       "88876       Apache Spark;Hadoop;.NET Core;Unity 3D   \n",
       "88877                                 Apache Spark   \n",
       "88878                                      Node.js   \n",
       "88880                                          NaN   \n",
       "\n",
       "                                       MiscTechDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "4                                                        .NET   \n",
       "13                                         Node.js;TensorFlow   \n",
       "22                                                    Node.js   \n",
       "23                                    React Native;TensorFlow   \n",
       "26                                     .NET;.NET Core;Node.js   \n",
       "...                                                       ...   \n",
       "88875       Chef;Hadoop;React Native;TensorFlow;Torch/PyTorch   \n",
       "88876       Apache Spark;CryEngine;Hadoop;.NET;.NET Core;T...   \n",
       "88877                                            Apache Spark   \n",
       "88878                                                 Node.js   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                   DevEnviron    OpSys  \\\n",
       "Respondent                                                               \n",
       "4                Eclipse;Vim;Visual Studio;Visual Studio Code  Windows   \n",
       "13                 Vim;Visual Studio;Visual Studio Code;Xcode  Windows   \n",
       "22              Sublime Text;Visual Studio;Visual Studio Code  Windows   \n",
       "23                                         Visual Studio Code    MacOS   \n",
       "26             Notepad++;Sublime Text;Vim;Visual Studio;Xcode    MacOS   \n",
       "...                                                       ...      ...   \n",
       "88875                                                     NaN      NaN   \n",
       "88876       IntelliJ;Notepad++;PyCharm;Sublime Text;Vim;Vi...    MacOS   \n",
       "88877       Atom;Emacs;IntelliJ;IPython / Jupyter;PyCharm;...  Windows   \n",
       "88878                IntelliJ;Sublime Text;Visual Studio Code    MacOS   \n",
       "88880                                                     NaN      NaN   \n",
       "\n",
       "                                        Containers  \\\n",
       "Respondent                                           \n",
       "4                          I do not use containers   \n",
       "13                  Development;Testing;Production   \n",
       "22          Outside of work, for personal projects   \n",
       "23                  Development;Testing;Production   \n",
       "26                             Development;Testing   \n",
       "...                                            ...   \n",
       "88875                                          NaN   \n",
       "88876                      I do not use containers   \n",
       "88877               Development;Testing;Production   \n",
       "88878                                   Production   \n",
       "88880                                          NaN   \n",
       "\n",
       "                                         BlockchainOrg  \\\n",
       "Respondent                                               \n",
       "4                                           Not at all   \n",
       "13                                          Not at all   \n",
       "22                                          Not at all   \n",
       "23                                                 NaN   \n",
       "26                                          Not at all   \n",
       "...                                                ...   \n",
       "88875                                              NaN   \n",
       "88876                                              NaN   \n",
       "88877       Implementing cryptocurrency-based products   \n",
       "88878                                       Not at all   \n",
       "88880                                              NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "13          Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "22                                                        NaN        Yes   \n",
       "23          Useful for immutable record keeping outside of...        Yes   \n",
       "26                                              A passing fad        Yes   \n",
       "...                                                       ...        ...   \n",
       "88875                                                     NaN        Yes   \n",
       "88876                                           A passing fad        Yes   \n",
       "88877                       An irresponsible use of resources        Yes   \n",
       "88878       Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "88880                                                     NaN        NaN   \n",
       "\n",
       "           ITperson OffOn               SocialMedia              Extraversion  \\\n",
       "Respondent                                                                      \n",
       "4              SIGH   Yes                    Reddit  In real life (in person)   \n",
       "13              Yes   Yes                   Twitter  In real life (in person)   \n",
       "22              Yes   Yes                 Instagram                    Online   \n",
       "23             SIGH   Yes                    Reddit  In real life (in person)   \n",
       "26             SIGH   Yes  I don't use social media  In real life (in person)   \n",
       "...             ...   ...                       ...                       ...   \n",
       "88875           Yes   Yes                  LinkedIn                    Online   \n",
       "88876          SIGH   Yes                    Reddit                   Neither   \n",
       "88877           Yes    No                  Facebook                    Online   \n",
       "88878           Yes   Yes                   Twitter                    Online   \n",
       "88880           NaN   NaN                       NaN                       NaN   \n",
       "\n",
       "             ScreenName        SOVisit1st                      SOVisitFreq  \\\n",
       "Respondent                                                                   \n",
       "4              Username              2014            Daily or almost daily   \n",
       "13             Username              2011           Multiple times per day   \n",
       "22             Username  I don't remember            Daily or almost daily   \n",
       "23             Username              2014           Multiple times per day   \n",
       "26             Username              2008            Daily or almost daily   \n",
       "...                 ...               ...                              ...   \n",
       "88875          Username              2019  A few times per month or weekly   \n",
       "88876            UserID              2011  A few times per month or weekly   \n",
       "88877       Screen Name               NaN  A few times per month or weekly   \n",
       "88878          Username              2010           Multiple times per day   \n",
       "88880               NaN               NaN                              NaN   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "13                         Find answers to specific questions   \n",
       "22                         Find answers to specific questions   \n",
       "23          Find answers to specific questions;Learn how t...   \n",
       "26          Find answers to specific questions;Learn how t...   \n",
       "...                                                       ...   \n",
       "88875       Learn how to do things I didn’t necessarily lo...   \n",
       "88876                      Find answers to specific questions   \n",
       "88877                      Find answers to specific questions   \n",
       "88878       Find answers to specific questions;Learn how t...   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                           SOFindAnswer                     SOTimeSaved  \\\n",
       "Respondent                                                                \n",
       "4                    1-2 times per week  Stack Overflow was much faster   \n",
       "13          More than 10 times per week  Stack Overflow was much faster   \n",
       "22                   3-5 times per week  Stack Overflow was much faster   \n",
       "23                  6-10 times per week        They were about the same   \n",
       "26                   3-5 times per week  Stack Overflow was much faster   \n",
       "...                                 ...                             ...   \n",
       "88875           Less than once per week                             NaN   \n",
       "88876                1-2 times per week  Stack Overflow was much faster   \n",
       "88877           Less than once per week  Stack Overflow was much faster   \n",
       "88878                3-5 times per week  Stack Overflow was much faster   \n",
       "88880                               NaN                             NaN   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "4           31-60 minutes       Yes   \n",
       "13          11-30 minutes       Yes   \n",
       "22           0-10 minutes       Yes   \n",
       "23                    NaN       Yes   \n",
       "26          11-30 minutes       Yes   \n",
       "...                   ...       ...   \n",
       "88875                 NaN       Yes   \n",
       "88876         60+ minutes       Yes   \n",
       "88877       11-30 minutes       Yes   \n",
       "88878        0-10 minutes       Yes   \n",
       "88880                 NaN       NaN   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "4                         Less than once per month or monthly   \n",
       "13                        Less than once per month or monthly   \n",
       "22                                       A few times per week   \n",
       "23          I have never participated in Q&A on Stack Over...   \n",
       "26                        Less than once per month or monthly   \n",
       "...                                                       ...   \n",
       "88875       I have never participated in Q&A on Stack Over...   \n",
       "88876                     Less than once per month or monthly   \n",
       "88877       I have never participated in Q&A on Stack Over...   \n",
       "88878                                    A few times per week   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "4                                                         Yes   \n",
       "13                                                        Yes   \n",
       "22                                                        Yes   \n",
       "23                                                        Yes   \n",
       "26                                                        Yes   \n",
       "...                                                       ...   \n",
       "88875       No, I didn't know that Stack Overflow had a jo...   \n",
       "88876       No, I didn't know that Stack Overflow had a jo...   \n",
       "88877       No, I knew that Stack Overflow had a job board...   \n",
       "88878                                                     Yes   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                     EntTeams          SOComm  \\\n",
       "Respondent                                                                      \n",
       "4                         No, and I don't know what those are  No, not really   \n",
       "13          No, I've heard of them, but I am not part of a...         Neutral   \n",
       "22                        No, and I don't know what those are   Yes, somewhat   \n",
       "23          No, I've heard of them, but I am not part of a...  No, not really   \n",
       "26          No, I've heard of them, but I am not part of a...         Neutral   \n",
       "...                                                       ...             ...   \n",
       "88875                     No, and I don't know what those are  No, not really   \n",
       "88876                     No, and I don't know what those are   Yes, somewhat   \n",
       "88877                     No, and I don't know what those are   Yes, somewhat   \n",
       "88878       No, I've heard of them, but I am not part of a...   Yes, somewhat   \n",
       "88880                                                     NaN             NaN   \n",
       "\n",
       "                                                WelcomeChange  \\\n",
       "Respondent                                                      \n",
       "4                     Just as welcome now as I felt last year   \n",
       "13                   Somewhat more welcome now than last year   \n",
       "22                    Just as welcome now as I felt last year   \n",
       "23                    Just as welcome now as I felt last year   \n",
       "26                    Just as welcome now as I felt last year   \n",
       "...                                                       ...   \n",
       "88875       Not applicable - I did not use Stack Overflow ...   \n",
       "88876                   A lot less welcome now than last year   \n",
       "88877                Somewhat more welcome now than last year   \n",
       "88878                 Just as welcome now as I felt last year   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "13          Tech articles written by other developers;Cour...  28.0    Man   \n",
       "22          Tech articles written by other developers;Indu...  47.0    Man   \n",
       "23          Tech articles written by other developers;Tech...  22.0    Man   \n",
       "26                                                        NaN  34.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88875       Tech articles written by other developers;Indu...  35.0    Man   \n",
       "88876                                                     NaN  23.0    Man   \n",
       "88877       Tech articles written by other developers;Cour...  48.0    Man   \n",
       "88878       Tech articles written by other developers;Indu...  26.0    Man   \n",
       "88880                                                     NaN   NaN    NaN   \n",
       "\n",
       "           Trans                Sexuality                     Ethnicity  \\\n",
       "Respondent                                                                \n",
       "4             No  Straight / Heterosexual  White or of European descent   \n",
       "13            No  Straight / Heterosexual  White or of European descent   \n",
       "22            No  Straight / Heterosexual  White or of European descent   \n",
       "23            No  Straight / Heterosexual   Black or of African descent   \n",
       "26            No           Gay or Lesbian                           NaN   \n",
       "...          ...                      ...                           ...   \n",
       "88875         No                      NaN                           NaN   \n",
       "88876         No  Straight / Heterosexual  White or of European descent   \n",
       "88877         No  Straight / Heterosexual                   South Asian   \n",
       "88878         No  Straight / Heterosexual                   South Asian   \n",
       "88880        NaN                      NaN                           NaN   \n",
       "\n",
       "           Dependents           SurveyLength                  SurveyEase  \n",
       "Respondent                                                                \n",
       "4                  No  Appropriate in length                        Easy  \n",
       "13                Yes  Appropriate in length                        Easy  \n",
       "22                Yes  Appropriate in length                        Easy  \n",
       "23                 No  Appropriate in length                        Easy  \n",
       "26                 No  Appropriate in length                        Easy  \n",
       "...               ...                    ...                         ...  \n",
       "88875             Yes  Appropriate in length                        Easy  \n",
       "88876              No  Appropriate in length                        Easy  \n",
       "88877             Yes               Too long  Neither easy nor difficult  \n",
       "88878              No  Appropriate in length                        Easy  \n",
       "88880             NaN                    NaN                         NaN  \n",
       "\n",
       "[20949 rows x 84 columns]"
      ]
     },
     "execution_count": 137,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp.get_group(\"United States\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 138,
   "metadata": {},
   "outputs": [
    {
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       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
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       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
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       "      <td>3</td>\n",
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       "      <td>Slightly satisfied</td>\n",
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       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10 to 19 employees</td>\n",
       "      <td>Data or business analyst;Database administrato...</td>\n",
       "      <td>17</td>\n",
       "      <td>11</td>\n",
       "      <td>8</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Complete a take-home project;Interview with pe...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>90000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>90000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Non-work commitments (parenting, scho...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;PHP;...</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;Rust...</td>\n",
       "      <td>Couchbase;DynamoDB;Firebase;MySQL</td>\n",
       "      <td>Firebase;MySQL;Redis</td>\n",
       "      <td>Android;AWS;Docker;IBM Cloud or Watson;iOS;Lin...</td>\n",
       "      <td>Android;AWS;Docker;IBM Cloud or Watson;Linux;S...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Express;jQuery;Vue.js</td>\n",
       "      <td>Express;Vue.js</td>\n",
       "      <td>Node.js;Xamarin</td>\n",
       "      <td>Node.js;TensorFlow</td>\n",
       "      <td>Vim;Visual Studio;Visual Studio Code;Xcode</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>22</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Designer;Developer, b...</td>\n",
       "      <td>35</td>\n",
       "      <td>12</td>\n",
       "      <td>18</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>No</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Financial perf...</td>\n",
       "      <td>I had a negative experience or interaction at ...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>103000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>103000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...</td>\n",
       "      <td>Elasticsearch;MySQL;Oracle;Redis</td>\n",
       "      <td>Elasticsearch;MySQL;Oracle;Redis</td>\n",
       "      <td>Docker;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Docker;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;Ruby on Rails</td>\n",
       "      <td>Angular/Angular.js;Ruby on Rails</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Sublime Text;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>47.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>19</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Opportunities for professional development;How...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>69000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>69000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Non-work...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>8.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;HTML/CSS;JavaScript;Pyth...</td>\n",
       "      <td>Bash/Shell/PowerShell;Go;HTML/CSS;Java;JavaScr...</td>\n",
       "      <td>Oracle;SQLite</td>\n",
       "      <td>Couchbase;DynamoDB;Elasticsearch;Firebase;Oracle</td>\n",
       "      <td>Docker;Google Cloud Platform</td>\n",
       "      <td>Docker;iOS;Slack</td>\n",
       "      <td>React.js;Ruby on Rails</td>\n",
       "      <td>Express;React.js;Ruby on Rails;Vue.js</td>\n",
       "      <td>NaN</td>\n",
       "      <td>React Native;TensorFlow</td>\n",
       "      <td>Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>Black or of African descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>26</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Some college/university study without earning ...</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, deskto...</td>\n",
       "      <td>12</td>\n",
       "      <td>8</td>\n",
       "      <td>8</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Diversity of the company o...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>114000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>114000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>2.0</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C++;C#;HTML/CSS;JavaScri...</td>\n",
       "      <td>C#;HTML/CSS;JavaScript;Objective-C;Ruby;SQL;Sw...</td>\n",
       "      <td>Microsoft SQL Server;MySQL;Redis;SQLite</td>\n",
       "      <td>Microsoft SQL Server;MySQL;Redis;SQLite</td>\n",
       "      <td>AWS;Docker;Linux;MacOS;Microsoft Azure;Windows...</td>\n",
       "      <td>Android;Docker;iOS;Linux;MacOS;Microsoft Azure...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Drupal;Express;jQue...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET</td>\n",
       "      <td>.NET;.NET Core;Node.js;Xamarin</td>\n",
       "      <td>.NET;.NET Core;Node.js</td>\n",
       "      <td>Notepad++;Sublime Text;Vim;Visual Studio;Xcode</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Development;Testing</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I don't use social media</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2008</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>34.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Gay or Lesbian</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88875</th>\n",
       "      <td>I used to be a developer by profession, but no...</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>A business discipline (ex. accounting, finance...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>5,000 to 9,999 employees</td>\n",
       "      <td>Senior executive/VP</td>\n",
       "      <td>13</td>\n",
       "      <td>13</td>\n",
       "      <td>5</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>JavaScript;Python;R;Ruby</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Elasticsearch;Firebase;MongoDB</td>\n",
       "      <td>NaN</td>\n",
       "      <td>AWS;Docker;Google Cloud Platform</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Chef;Hadoop;React Native;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>LinkedIn</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2019</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Learn how to do things I didn’t necessarily lo...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Not applicable - I did not use Stack Overflow ...</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>35.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88876</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;Developer, game or graphics</td>\n",
       "      <td>8</td>\n",
       "      <td>15</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard)</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>180000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>180000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Time spe...</td>\n",
       "      <td>Less than half the time, but at least one day ...</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C#;HTML/CSS;Java;Python;...</td>\n",
       "      <td>C#;Java;Kotlin;Scala</td>\n",
       "      <td>DynamoDB;MySQL</td>\n",
       "      <td>DynamoDB</td>\n",
       "      <td>AWS;Linux;MacOS;Windows</td>\n",
       "      <td>Android;AWS;iOS;Linux;MacOS;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Apache Spark;Hadoop;.NET Core;Unity 3D</td>\n",
       "      <td>Apache Spark;CryEngine;Hadoop;.NET;.NET Core;T...</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm;Sublime Text;Vim;Vi...</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A passing fad</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>Neither</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>60+ minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>A lot less welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88877</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>500 to 999 employees</td>\n",
       "      <td>Data scientist or machine learning specialist;...</td>\n",
       "      <td>31</td>\n",
       "      <td>18</td>\n",
       "      <td>28</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>More than 4 years ago</td>\n",
       "      <td>Interview with people in senior / management r...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>239000.0</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>2000000.0</td>\n",
       "      <td>45.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Not enough people for the workload</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;Clojure;HTML/CSS;Java;...</td>\n",
       "      <td>Bash/Shell/PowerShell;Clojure;HTML/CSS;Java;Ja...</td>\n",
       "      <td>Oracle</td>\n",
       "      <td>Oracle</td>\n",
       "      <td>Docker;iOS;Kubernetes;Linux;Slack;Windows;Othe...</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>Apache Spark</td>\n",
       "      <td>Apache Spark</td>\n",
       "      <td>Atom;Emacs;IntelliJ;IPython / Jupyter;PyCharm;...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development;Testing;Production</td>\n",
       "      <td>Implementing cryptocurrency-based products</td>\n",
       "      <td>An irresponsible use of resources</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>Online</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I have never participated in Q&amp;A on Stack Over...</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>48.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88878</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, back-end;Developer, front-end;Devel...</td>\n",
       "      <td>12</td>\n",
       "      <td>14</td>\n",
       "      <td>3</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>130000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>130000.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Non-work commitments (parenting, school work, ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>No, and I'm glad we don't</td>\n",
       "      <td>Developers and management have nearly equal in...</td>\n",
       "      <td>I have some influence</td>\n",
       "      <td>HTML/CSS;JavaScript;Scala;TypeScript</td>\n",
       "      <td>JavaScript;Rust;Scala;TypeScript</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>Slack</td>\n",
       "      <td>Slack</td>\n",
       "      <td>React.js;Other(s):</td>\n",
       "      <td>React.js;Other(s):</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Sublime Text;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Production</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2010</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>26.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88880</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>2-9 employees</td>\n",
       "      <td>Developer, mobile;Engineering manager;Product ...</td>\n",
       "      <td>20</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Interview with people in peer roles;Interview ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Office environment or company culture;Remote w...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Distracting work environment;Meetings;Not enou...</td>\n",
       "      <td>More than half, but not all, the time</td>\n",
       "      <td>Home</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>20949 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch  Hobbyist  \\\n",
       "Respondent                                                                \n",
       "4                              I am a developer by profession     False   \n",
       "13                             I am a developer by profession      True   \n",
       "22                             I am a developer by profession      True   \n",
       "23                             I am a developer by profession      True   \n",
       "26                             I am a developer by profession      True   \n",
       "...                                                       ...       ...   \n",
       "88875       I used to be a developer by profession, but no...      True   \n",
       "88876                          I am a developer by profession      True   \n",
       "88877                          I am a developer by profession      True   \n",
       "88878                          I am a developer by profession      True   \n",
       "88880       I am not primarily a developer, but I write co...      True   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "4                                                       Never   \n",
       "13          Less than once a month but more than once per ...   \n",
       "22                                    Less than once per year   \n",
       "23                                    Less than once per year   \n",
       "26                                    Less than once per year   \n",
       "...                                                       ...   \n",
       "88875                                 Less than once per year   \n",
       "88876                                                   Never   \n",
       "88877                                 Less than once per year   \n",
       "88878                                 Less than once per year   \n",
       "88880                                                   Never   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "4           The quality of OSS and closed source software ...   \n",
       "13          OSS is, on average, of HIGHER quality than pro...   \n",
       "22          OSS is, on average, of HIGHER quality than pro...   \n",
       "23          The quality of OSS and closed source software ...   \n",
       "26          The quality of OSS and closed source software ...   \n",
       "...                                                       ...   \n",
       "88875       OSS is, on average, of LOWER quality than prop...   \n",
       "88876       OSS is, on average, of HIGHER quality than pro...   \n",
       "88877       OSS is, on average, of HIGHER quality than pro...   \n",
       "88878       The quality of OSS and closed source software ...   \n",
       "88880       The quality of OSS and closed source software ...   \n",
       "\n",
       "                    Employment        Country Student  \\\n",
       "Respondent                                              \n",
       "4           Employed full-time  United States      No   \n",
       "13          Employed full-time  United States      No   \n",
       "22          Employed full-time  United States      No   \n",
       "23          Employed full-time  United States      No   \n",
       "26          Employed full-time  United States      No   \n",
       "...                        ...            ...     ...   \n",
       "88875       Employed full-time  United States      No   \n",
       "88876       Employed full-time  United States      No   \n",
       "88877       Employed full-time  United States      No   \n",
       "88878       Employed full-time  United States      No   \n",
       "88880       Employed full-time  United States      No   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "4                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "13                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "22          Some college/university study without earning ...   \n",
       "23                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "26          Some college/university study without earning ...   \n",
       "...                                                       ...   \n",
       "88875                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88876                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88877                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88878                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88880             Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "13          Computer science, computer engineering, or sof...   \n",
       "22                                                        NaN   \n",
       "23          Information systems, information technology, o...   \n",
       "26          Computer science, computer engineering, or sof...   \n",
       "...                                                       ...   \n",
       "88875       A business discipline (ex. accounting, finance...   \n",
       "88876       Computer science, computer engineering, or sof...   \n",
       "88877       Computer science, computer engineering, or sof...   \n",
       "88878       Computer science, computer engineering, or sof...   \n",
       "88880       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "4           Taken an online course in programming or softw...   \n",
       "13          Taken an online course in programming or softw...   \n",
       "22          Taken an online course in programming or softw...   \n",
       "23          Taken an online course in programming or softw...   \n",
       "26          Taught yourself a new language, framework, or ...   \n",
       "...                                                       ...   \n",
       "88875       Received on-the-job training in software devel...   \n",
       "88876       Received on-the-job training in software devel...   \n",
       "88877       Taken an online course in programming or softw...   \n",
       "88878       Taken an online course in programming or softw...   \n",
       "88880       Taught yourself a new language, framework, or ...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "4               100 to 499 employees   \n",
       "13                10 to 19 employees   \n",
       "22          10,000 or more employees   \n",
       "23          10,000 or more employees   \n",
       "26          10,000 or more employees   \n",
       "...                              ...   \n",
       "88875       5,000 to 9,999 employees   \n",
       "88876       10,000 or more employees   \n",
       "88877           500 to 999 employees   \n",
       "88878             20 to 99 employees   \n",
       "88880                  2-9 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "4                                       Developer, full-stack         3   \n",
       "13          Data or business analyst;Database administrato...        17   \n",
       "22          Data or business analyst;Designer;Developer, b...        35   \n",
       "23                                      Developer, full-stack         3   \n",
       "26          Designer;Developer, back-end;Developer, deskto...        12   \n",
       "...                                                       ...       ...   \n",
       "88875                                     Senior executive/VP        13   \n",
       "88876         Developer, back-end;Developer, game or graphics         8   \n",
       "88877       Data scientist or machine learning specialist;...        31   \n",
       "88878       Developer, back-end;Developer, front-end;Devel...        12   \n",
       "88880       Developer, mobile;Engineering manager;Product ...        20   \n",
       "\n",
       "           Age1stCode      YearsCodePro              CareerSat  \\\n",
       "Respondent                                                       \n",
       "4                  16  Less than 1 year         Very satisfied   \n",
       "13                 11                 8         Very satisfied   \n",
       "22                 12                18     Slightly satisfied   \n",
       "23                 19                 1     Slightly satisfied   \n",
       "26                  8                 8         Very satisfied   \n",
       "...               ...               ...                    ...   \n",
       "88875              13                 5                    NaN   \n",
       "88876              15                 2         Very satisfied   \n",
       "88877              18                28         Very satisfied   \n",
       "88878              14                 3         Very satisfied   \n",
       "88880              12                20  Slightly dissatisfied   \n",
       "\n",
       "                                        JobSat            MgrIdiot MgrMoney  \\\n",
       "Respondent                                                                    \n",
       "4                           Slightly satisfied      Very confident       No   \n",
       "13                              Very satisfied                 NaN      NaN   \n",
       "22                           Very dissatisfied  Somewhat confident       No   \n",
       "23                          Slightly satisfied      Very confident       No   \n",
       "26                              Very satisfied                 NaN      NaN   \n",
       "...                                        ...                 ...      ...   \n",
       "88875                                      NaN                 NaN      NaN   \n",
       "88876                       Slightly satisfied  Somewhat confident      Yes   \n",
       "88877                           Very satisfied      Very confident      Yes   \n",
       "88878                           Very satisfied      Very confident      Yes   \n",
       "88880       Neither satisfied nor dissatisfied                 NaN      NaN   \n",
       "\n",
       "             MgrWant                                            JobSeek  \\\n",
       "Respondent                                                                \n",
       "4           Not sure       I am not interested in new job opportunities   \n",
       "13               NaN       I am not interested in new job opportunities   \n",
       "22                No  I’m not actively looking, but I am open to new...   \n",
       "23          Not sure  I’m not actively looking, but I am open to new...   \n",
       "26               NaN  I’m not actively looking, but I am open to new...   \n",
       "...              ...                                                ...   \n",
       "88875            NaN                                                NaN   \n",
       "88876       Not sure  I’m not actively looking, but I am open to new...   \n",
       "88877            Yes  I’m not actively looking, but I am open to new...   \n",
       "88878            Yes       I am not interested in new job opportunities   \n",
       "88880            NaN  I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                     LastHireDate  \\\n",
       "Respondent                          \n",
       "4            Less than a year ago   \n",
       "13                  3-4 years ago   \n",
       "22          More than 4 years ago   \n",
       "23           Less than a year ago   \n",
       "26           Less than a year ago   \n",
       "...                           ...   \n",
       "88875                         NaN   \n",
       "88876               1-2 years ago   \n",
       "88877       More than 4 years ago   \n",
       "88878        Less than a year ago   \n",
       "88880        Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "13          Complete a take-home project;Interview with pe...      Yes   \n",
       "22          Interview with people in senior / management r...       No   \n",
       "23          Write any code;Write code by hand (e.g., on a ...       No   \n",
       "26          Interview with people in peer roles;Interview ...       No   \n",
       "...                                                       ...      ...   \n",
       "88875                                                     NaN      NaN   \n",
       "88876              Write code by hand (e.g., on a whiteboard)       No   \n",
       "88877       Interview with people in senior / management r...      Yes   \n",
       "88878       Write any code;Write code by hand (e.g., on a ...       No   \n",
       "88880       Interview with people in peer roles;Interview ...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "13          Languages, frameworks, and other technologies ...   \n",
       "22          Industry that I'd be working in;Financial perf...   \n",
       "23          Opportunities for professional development;How...   \n",
       "26          Remote work options;Diversity of the company o...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       Office environment or company culture;Remote w...   \n",
       "88877       Industry that I'd be working in;Languages, fra...   \n",
       "88878       Languages, frameworks, and other technologies ...   \n",
       "88880       Office environment or company culture;Remote w...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "4                            I was preparing for a job search            USD   \n",
       "13                           I was preparing for a job search            USD   \n",
       "22          I had a negative experience or interaction at ...            USD   \n",
       "23                           I was preparing for a job search            USD   \n",
       "26                           I was preparing for a job search            USD   \n",
       "...                                                       ...            ...   \n",
       "88875                                                     NaN            NaN   \n",
       "88876        My job status changed (promotion, new job, etc.)            USD   \n",
       "88877       I heard about a job opportunity (from a recrui...            USD   \n",
       "88878                        I was preparing for a job search            USD   \n",
       "88880                        I was preparing for a job search            USD   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                                     \n",
       "4           United States dollar    61000.0   Yearly    61000.0         80.0   \n",
       "13          United States dollar    90000.0   Yearly    90000.0         40.0   \n",
       "22          United States dollar   103000.0   Yearly   103000.0         40.0   \n",
       "23          United States dollar    69000.0   Yearly    69000.0         40.0   \n",
       "26          United States dollar   114000.0   Yearly   114000.0         40.0   \n",
       "...                          ...        ...      ...        ...          ...   \n",
       "88875                        NaN        NaN      NaN        NaN          NaN   \n",
       "88876       United States dollar   180000.0   Yearly   180000.0         40.0   \n",
       "88877       United States dollar   239000.0   Weekly  2000000.0         45.0   \n",
       "88878       United States dollar   130000.0   Yearly   130000.0         40.0   \n",
       "88880       United States dollar        NaN      NaN        NaN          NaN   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "4           There's no schedule or spec; I work on what se...   \n",
       "13          There is a schedule and/or spec (made by me or...   \n",
       "22          There is a schedule and/or spec (made by me or...   \n",
       "23          There is a schedule and/or spec (made by me or...   \n",
       "26          There is a schedule and/or spec (made by me or...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       There is a schedule and/or spec (made by me or...   \n",
       "88877       There is a schedule and/or spec (made by me or...   \n",
       "88878       There is a schedule and/or spec (made by me or...   \n",
       "88880       There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "4                                                         NaN   \n",
       "13          Meetings;Non-work commitments (parenting, scho...   \n",
       "22          Being tasked with non-development work;Meeting...   \n",
       "23          Distracting work environment;Meetings;Non-work...   \n",
       "26          Being tasked with non-development work;Meeting...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       Distracting work environment;Meetings;Time spe...   \n",
       "88877             Meetings;Not enough people for the workload   \n",
       "88878       Non-work commitments (parenting, school work, ...   \n",
       "88880       Distracting work environment;Meetings;Not enou...   \n",
       "\n",
       "                                                   WorkRemote WorkLoc  \\\n",
       "Respondent                                                              \n",
       "4                            Less than once per month / Never    Home   \n",
       "13          All or almost all the time (I'm full-time remote)    Home   \n",
       "22          Less than half the time, but at least one day ...    Home   \n",
       "23                                      A few days each month  Office   \n",
       "26          Less than half the time, but at least one day ...    Home   \n",
       "...                                                       ...     ...   \n",
       "88875                                                     NaN     NaN   \n",
       "88876       Less than half the time, but at least one day ...  Office   \n",
       "88877                        Less than once per month / Never  Office   \n",
       "88878                                   A few days each month  Office   \n",
       "88880                   More than half, but not all, the time    Home   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "4           A little below average                                       No   \n",
       "13          A little above average  Yes, because I see value in code review   \n",
       "22                         Average                                       No   \n",
       "23                         Average  Yes, because I see value in code review   \n",
       "26               Far above average  Yes, because I see value in code review   \n",
       "...                            ...                                      ...   \n",
       "88875                          NaN                                      NaN   \n",
       "88876                      Average  Yes, because I see value in code review   \n",
       "88877            Far above average  Yes, because I see value in code review   \n",
       "88878            Far above average  Yes, because I see value in code review   \n",
       "88880                          NaN  Yes, because I see value in code review   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "4                  NaN                          No, but I think we should   \n",
       "13                 5.0                          No, but I think we should   \n",
       "22                 NaN                          No, but I think we should   \n",
       "23                 8.0                      Yes, it's part of our process   \n",
       "26                 2.0  Yes, it's not part of our process but the deve...   \n",
       "...                ...                                                ...   \n",
       "88875              NaN                                                NaN   \n",
       "88876              3.0                      Yes, it's part of our process   \n",
       "88877              5.0                          No, but I think we should   \n",
       "88878              3.0                          No, and I'm glad we don't   \n",
       "88880              NaN  Yes, it's not part of our process but the deve...   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "4           Developers typically have the most influence o...   \n",
       "13          Developers and management have nearly equal in...   \n",
       "22          The CTO, CIO, or other management purchase new...   \n",
       "23          Developers and management have nearly equal in...   \n",
       "26          Developers typically have the most influence o...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876                                                Not sure   \n",
       "88877       Developers and management have nearly equal in...   \n",
       "88878       Developers and management have nearly equal in...   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                PurchaseWhat  \\\n",
       "Respondent                                     \n",
       "4              I have little or no influence   \n",
       "13          I have a great deal of influence   \n",
       "22             I have little or no influence   \n",
       "23             I have little or no influence   \n",
       "26          I have a great deal of influence   \n",
       "...                                      ...   \n",
       "88875                                    NaN   \n",
       "88876          I have little or no influence   \n",
       "88877                  I have some influence   \n",
       "88878                  I have some influence   \n",
       "88880                                    NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "4                                         C;C++;C#;Python;SQL   \n",
       "13          Bash/Shell/PowerShell;HTML/CSS;JavaScript;PHP;...   \n",
       "22          Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...   \n",
       "23          Bash/Shell/PowerShell;HTML/CSS;JavaScript;Pyth...   \n",
       "26          Bash/Shell/PowerShell;C++;C#;HTML/CSS;JavaScri...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876       Bash/Shell/PowerShell;C#;HTML/CSS;Java;Python;...   \n",
       "88877       Bash/Shell/PowerShell;C;Clojure;HTML/CSS;Java;...   \n",
       "88878                    HTML/CSS;JavaScript;Scala;TypeScript   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "4                                         C;C#;JavaScript;SQL   \n",
       "13          Bash/Shell/PowerShell;HTML/CSS;JavaScript;Rust...   \n",
       "22          Bash/Shell/PowerShell;C++;HTML/CSS;JavaScript;...   \n",
       "23          Bash/Shell/PowerShell;Go;HTML/CSS;Java;JavaScr...   \n",
       "26          C#;HTML/CSS;JavaScript;Objective-C;Ruby;SQL;Sw...   \n",
       "...                                                       ...   \n",
       "88875                                JavaScript;Python;R;Ruby   \n",
       "88876                                    C#;Java;Kotlin;Scala   \n",
       "88877       Bash/Shell/PowerShell;Clojure;HTML/CSS;Java;Ja...   \n",
       "88878                        JavaScript;Rust;Scala;TypeScript   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                 DatabaseWorkedWith  \\\n",
       "Respondent                                            \n",
       "4                                      MySQL;SQLite   \n",
       "13                Couchbase;DynamoDB;Firebase;MySQL   \n",
       "22                 Elasticsearch;MySQL;Oracle;Redis   \n",
       "23                                    Oracle;SQLite   \n",
       "26          Microsoft SQL Server;MySQL;Redis;SQLite   \n",
       "...                                             ...   \n",
       "88875                                           NaN   \n",
       "88876                                DynamoDB;MySQL   \n",
       "88877                                        Oracle   \n",
       "88878                                    PostgreSQL   \n",
       "88880                                           NaN   \n",
       "\n",
       "                                      DatabaseDesireNextYear  \\\n",
       "Respondent                                                     \n",
       "4                                               MySQL;SQLite   \n",
       "13                                      Firebase;MySQL;Redis   \n",
       "22                          Elasticsearch;MySQL;Oracle;Redis   \n",
       "23          Couchbase;DynamoDB;Elasticsearch;Firebase;Oracle   \n",
       "26                   Microsoft SQL Server;MySQL;Redis;SQLite   \n",
       "...                                                      ...   \n",
       "88875                         Elasticsearch;Firebase;MongoDB   \n",
       "88876                                               DynamoDB   \n",
       "88877                                                 Oracle   \n",
       "88878                                             PostgreSQL   \n",
       "88880                                                    NaN   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "4                                               Linux;Windows   \n",
       "13          Android;AWS;Docker;IBM Cloud or Watson;iOS;Lin...   \n",
       "22                          Docker;Linux;Raspberry Pi;Windows   \n",
       "23                               Docker;Google Cloud Platform   \n",
       "26          AWS;Docker;Linux;MacOS;Microsoft Azure;Windows...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876                                 AWS;Linux;MacOS;Windows   \n",
       "88877       Docker;iOS;Kubernetes;Linux;Slack;Windows;Othe...   \n",
       "88878                                                   Slack   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "4                                               Linux;Windows   \n",
       "13          Android;AWS;Docker;IBM Cloud or Watson;Linux;S...   \n",
       "22                          Docker;Linux;Raspberry Pi;Windows   \n",
       "23                                           Docker;iOS;Slack   \n",
       "26          Android;Docker;iOS;Linux;MacOS;Microsoft Azure...   \n",
       "...                                                       ...   \n",
       "88875                        AWS;Docker;Google Cloud Platform   \n",
       "88876                     Android;AWS;iOS;Linux;MacOS;Windows   \n",
       "88877                                               Other(s):   \n",
       "88878                                                   Slack   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "4                                                         NaN   \n",
       "13           Angular/Angular.js;ASP.NET;Express;jQuery;Vue.js   \n",
       "22                           Angular/Angular.js;Ruby on Rails   \n",
       "23                                     React.js;Ruby on Rails   \n",
       "26          Angular/Angular.js;ASP.NET;Drupal;Express;jQue...   \n",
       "...                                                       ...   \n",
       "88875                                                     NaN   \n",
       "88876                                                     NaN   \n",
       "88877                                               Other(s):   \n",
       "88878                                      React.js;Other(s):   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                           WebFrameDesireNextYear  \\\n",
       "Respondent                                          \n",
       "4                                             NaN   \n",
       "13                                 Express;Vue.js   \n",
       "22               Angular/Angular.js;Ruby on Rails   \n",
       "23          Express;React.js;Ruby on Rails;Vue.js   \n",
       "26                     Angular/Angular.js;ASP.NET   \n",
       "...                                           ...   \n",
       "88875                                         NaN   \n",
       "88876                                         NaN   \n",
       "88877                                   Other(s):   \n",
       "88878                          React.js;Other(s):   \n",
       "88880                                         NaN   \n",
       "\n",
       "                                MiscTechWorkedWith  \\\n",
       "Respondent                                           \n",
       "4                                             .NET   \n",
       "13                                 Node.js;Xamarin   \n",
       "22                                         Node.js   \n",
       "23                                             NaN   \n",
       "26                  .NET;.NET Core;Node.js;Xamarin   \n",
       "...                                            ...   \n",
       "88875                                          NaN   \n",
       "88876       Apache Spark;Hadoop;.NET Core;Unity 3D   \n",
       "88877                                 Apache Spark   \n",
       "88878                                      Node.js   \n",
       "88880                                          NaN   \n",
       "\n",
       "                                       MiscTechDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "4                                                        .NET   \n",
       "13                                         Node.js;TensorFlow   \n",
       "22                                                    Node.js   \n",
       "23                                    React Native;TensorFlow   \n",
       "26                                     .NET;.NET Core;Node.js   \n",
       "...                                                       ...   \n",
       "88875       Chef;Hadoop;React Native;TensorFlow;Torch/PyTorch   \n",
       "88876       Apache Spark;CryEngine;Hadoop;.NET;.NET Core;T...   \n",
       "88877                                            Apache Spark   \n",
       "88878                                                 Node.js   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                   DevEnviron    OpSys  \\\n",
       "Respondent                                                               \n",
       "4                Eclipse;Vim;Visual Studio;Visual Studio Code  Windows   \n",
       "13                 Vim;Visual Studio;Visual Studio Code;Xcode  Windows   \n",
       "22              Sublime Text;Visual Studio;Visual Studio Code  Windows   \n",
       "23                                         Visual Studio Code    MacOS   \n",
       "26             Notepad++;Sublime Text;Vim;Visual Studio;Xcode    MacOS   \n",
       "...                                                       ...      ...   \n",
       "88875                                                     NaN      NaN   \n",
       "88876       IntelliJ;Notepad++;PyCharm;Sublime Text;Vim;Vi...    MacOS   \n",
       "88877       Atom;Emacs;IntelliJ;IPython / Jupyter;PyCharm;...  Windows   \n",
       "88878                IntelliJ;Sublime Text;Visual Studio Code    MacOS   \n",
       "88880                                                     NaN      NaN   \n",
       "\n",
       "                                        Containers  \\\n",
       "Respondent                                           \n",
       "4                          I do not use containers   \n",
       "13                  Development;Testing;Production   \n",
       "22          Outside of work, for personal projects   \n",
       "23                  Development;Testing;Production   \n",
       "26                             Development;Testing   \n",
       "...                                            ...   \n",
       "88875                                          NaN   \n",
       "88876                      I do not use containers   \n",
       "88877               Development;Testing;Production   \n",
       "88878                                   Production   \n",
       "88880                                          NaN   \n",
       "\n",
       "                                         BlockchainOrg  \\\n",
       "Respondent                                               \n",
       "4                                           Not at all   \n",
       "13                                          Not at all   \n",
       "22                                          Not at all   \n",
       "23                                                 NaN   \n",
       "26                                          Not at all   \n",
       "...                                                ...   \n",
       "88875                                              NaN   \n",
       "88876                                              NaN   \n",
       "88877       Implementing cryptocurrency-based products   \n",
       "88878                                       Not at all   \n",
       "88880                                              NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "13          Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "22                                                        NaN        Yes   \n",
       "23          Useful for immutable record keeping outside of...        Yes   \n",
       "26                                              A passing fad        Yes   \n",
       "...                                                       ...        ...   \n",
       "88875                                                     NaN        Yes   \n",
       "88876                                           A passing fad        Yes   \n",
       "88877                       An irresponsible use of resources        Yes   \n",
       "88878       Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "88880                                                     NaN        NaN   \n",
       "\n",
       "           ITperson OffOn               SocialMedia              Extraversion  \\\n",
       "Respondent                                                                      \n",
       "4              SIGH   Yes                    Reddit  In real life (in person)   \n",
       "13              Yes   Yes                   Twitter  In real life (in person)   \n",
       "22              Yes   Yes                 Instagram                    Online   \n",
       "23             SIGH   Yes                    Reddit  In real life (in person)   \n",
       "26             SIGH   Yes  I don't use social media  In real life (in person)   \n",
       "...             ...   ...                       ...                       ...   \n",
       "88875           Yes   Yes                  LinkedIn                    Online   \n",
       "88876          SIGH   Yes                    Reddit                   Neither   \n",
       "88877           Yes    No                  Facebook                    Online   \n",
       "88878           Yes   Yes                   Twitter                    Online   \n",
       "88880           NaN   NaN                       NaN                       NaN   \n",
       "\n",
       "             ScreenName        SOVisit1st                      SOVisitFreq  \\\n",
       "Respondent                                                                   \n",
       "4              Username              2014            Daily or almost daily   \n",
       "13             Username              2011           Multiple times per day   \n",
       "22             Username  I don't remember            Daily or almost daily   \n",
       "23             Username              2014           Multiple times per day   \n",
       "26             Username              2008            Daily or almost daily   \n",
       "...                 ...               ...                              ...   \n",
       "88875          Username              2019  A few times per month or weekly   \n",
       "88876            UserID              2011  A few times per month or weekly   \n",
       "88877       Screen Name               NaN  A few times per month or weekly   \n",
       "88878          Username              2010           Multiple times per day   \n",
       "88880               NaN               NaN                              NaN   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "13                         Find answers to specific questions   \n",
       "22                         Find answers to specific questions   \n",
       "23          Find answers to specific questions;Learn how t...   \n",
       "26          Find answers to specific questions;Learn how t...   \n",
       "...                                                       ...   \n",
       "88875       Learn how to do things I didn’t necessarily lo...   \n",
       "88876                      Find answers to specific questions   \n",
       "88877                      Find answers to specific questions   \n",
       "88878       Find answers to specific questions;Learn how t...   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                           SOFindAnswer                     SOTimeSaved  \\\n",
       "Respondent                                                                \n",
       "4                    1-2 times per week  Stack Overflow was much faster   \n",
       "13          More than 10 times per week  Stack Overflow was much faster   \n",
       "22                   3-5 times per week  Stack Overflow was much faster   \n",
       "23                  6-10 times per week        They were about the same   \n",
       "26                   3-5 times per week  Stack Overflow was much faster   \n",
       "...                                 ...                             ...   \n",
       "88875           Less than once per week                             NaN   \n",
       "88876                1-2 times per week  Stack Overflow was much faster   \n",
       "88877           Less than once per week  Stack Overflow was much faster   \n",
       "88878                3-5 times per week  Stack Overflow was much faster   \n",
       "88880                               NaN                             NaN   \n",
       "\n",
       "            SOHowMuchTime SOAccount  \\\n",
       "Respondent                            \n",
       "4           31-60 minutes       Yes   \n",
       "13          11-30 minutes       Yes   \n",
       "22           0-10 minutes       Yes   \n",
       "23                    NaN       Yes   \n",
       "26          11-30 minutes       Yes   \n",
       "...                   ...       ...   \n",
       "88875                 NaN       Yes   \n",
       "88876         60+ minutes       Yes   \n",
       "88877       11-30 minutes       Yes   \n",
       "88878        0-10 minutes       Yes   \n",
       "88880                 NaN       NaN   \n",
       "\n",
       "                                                   SOPartFreq  \\\n",
       "Respondent                                                      \n",
       "4                         Less than once per month or monthly   \n",
       "13                        Less than once per month or monthly   \n",
       "22                                       A few times per week   \n",
       "23          I have never participated in Q&A on Stack Over...   \n",
       "26                        Less than once per month or monthly   \n",
       "...                                                       ...   \n",
       "88875       I have never participated in Q&A on Stack Over...   \n",
       "88876                     Less than once per month or monthly   \n",
       "88877       I have never participated in Q&A on Stack Over...   \n",
       "88878                                    A few times per week   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "4                                                         Yes   \n",
       "13                                                        Yes   \n",
       "22                                                        Yes   \n",
       "23                                                        Yes   \n",
       "26                                                        Yes   \n",
       "...                                                       ...   \n",
       "88875       No, I didn't know that Stack Overflow had a jo...   \n",
       "88876       No, I didn't know that Stack Overflow had a jo...   \n",
       "88877       No, I knew that Stack Overflow had a job board...   \n",
       "88878                                                     Yes   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                     EntTeams          SOComm  \\\n",
       "Respondent                                                                      \n",
       "4                         No, and I don't know what those are  No, not really   \n",
       "13          No, I've heard of them, but I am not part of a...         Neutral   \n",
       "22                        No, and I don't know what those are   Yes, somewhat   \n",
       "23          No, I've heard of them, but I am not part of a...  No, not really   \n",
       "26          No, I've heard of them, but I am not part of a...         Neutral   \n",
       "...                                                       ...             ...   \n",
       "88875                     No, and I don't know what those are  No, not really   \n",
       "88876                     No, and I don't know what those are   Yes, somewhat   \n",
       "88877                     No, and I don't know what those are   Yes, somewhat   \n",
       "88878       No, I've heard of them, but I am not part of a...   Yes, somewhat   \n",
       "88880                                                     NaN             NaN   \n",
       "\n",
       "                                                WelcomeChange  \\\n",
       "Respondent                                                      \n",
       "4                     Just as welcome now as I felt last year   \n",
       "13                   Somewhat more welcome now than last year   \n",
       "22                    Just as welcome now as I felt last year   \n",
       "23                    Just as welcome now as I felt last year   \n",
       "26                    Just as welcome now as I felt last year   \n",
       "...                                                       ...   \n",
       "88875       Not applicable - I did not use Stack Overflow ...   \n",
       "88876                   A lot less welcome now than last year   \n",
       "88877                Somewhat more welcome now than last year   \n",
       "88878                 Just as welcome now as I felt last year   \n",
       "88880                                                     NaN   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "13          Tech articles written by other developers;Cour...  28.0    Man   \n",
       "22          Tech articles written by other developers;Indu...  47.0    Man   \n",
       "23          Tech articles written by other developers;Tech...  22.0    Man   \n",
       "26                                                        NaN  34.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88875       Tech articles written by other developers;Indu...  35.0    Man   \n",
       "88876                                                     NaN  23.0    Man   \n",
       "88877       Tech articles written by other developers;Cour...  48.0    Man   \n",
       "88878       Tech articles written by other developers;Indu...  26.0    Man   \n",
       "88880                                                     NaN   NaN    NaN   \n",
       "\n",
       "           Trans                Sexuality                     Ethnicity  \\\n",
       "Respondent                                                                \n",
       "4             No  Straight / Heterosexual  White or of European descent   \n",
       "13            No  Straight / Heterosexual  White or of European descent   \n",
       "22            No  Straight / Heterosexual  White or of European descent   \n",
       "23            No  Straight / Heterosexual   Black or of African descent   \n",
       "26            No           Gay or Lesbian                           NaN   \n",
       "...          ...                      ...                           ...   \n",
       "88875         No                      NaN                           NaN   \n",
       "88876         No  Straight / Heterosexual  White or of European descent   \n",
       "88877         No  Straight / Heterosexual                   South Asian   \n",
       "88878         No  Straight / Heterosexual                   South Asian   \n",
       "88880        NaN                      NaN                           NaN   \n",
       "\n",
       "           Dependents           SurveyLength                  SurveyEase  \n",
       "Respondent                                                                \n",
       "4                  No  Appropriate in length                        Easy  \n",
       "13                Yes  Appropriate in length                        Easy  \n",
       "22                Yes  Appropriate in length                        Easy  \n",
       "23                 No  Appropriate in length                        Easy  \n",
       "26                 No  Appropriate in length                        Easy  \n",
       "...               ...                    ...                         ...  \n",
       "88875             Yes  Appropriate in length                        Easy  \n",
       "88876              No  Appropriate in length                        Easy  \n",
       "88877             Yes               Too long  Neither easy nor difficult  \n",
       "88878              No  Appropriate in length                        Easy  \n",
       "88880             NaN                    NaN                         NaN  \n",
       "\n",
       "[20949 rows x 84 columns]"
      ]
     },
     "execution_count": 138,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = df[\"Country\"] == \"United States\"\n",
    "df.loc[filt]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 139,
   "metadata": {},
   "outputs": [],
   "source": [
    "#we esssentially get the same results"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 140,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Reddit                      5700\n",
       "Twitter                     3468\n",
       "Facebook                    2844\n",
       "YouTube                     2463\n",
       "I don't use social media    1851\n",
       "Instagram                   1652\n",
       "LinkedIn                    1020\n",
       "WhatsApp                     609\n",
       "Snapchat                     326\n",
       "WeChat 微信                     93\n",
       "VK ВКонта́кте                  9\n",
       "Weibo 新浪微博                     8\n",
       "Hello                          2\n",
       "Youku Tudou 优酷                 1\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 140,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[filt,\"SocialMedia\"].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 141,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "      <th></th>\n",
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       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
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       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
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       "      <th>SONewContent</th>\n",
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       "    </tr>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "  <tbody>\n",
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       "      <th>8</th>\n",
       "      <td>I code primarily as a hobby</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
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       "      <td>NaN</td>\n",
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       "      <td>NaN</td>\n",
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       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Express;Flask;React.js;Spring</td>\n",
       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
       "      <td>Hadoop;Node.js;Pandas</td>\n",
       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2012</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>24.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>10</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>950000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>13293.0</td>\n",
       "      <td>70.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>4.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Get a sense...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>15</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Student</td>\n",
       "      <td>3</td>\n",
       "      <td>13</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2018</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>20.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;DevOps specialist</td>\n",
       "      <td>7</td>\n",
       "      <td>15</td>\n",
       "      <td>2</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>400000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>5597.0</td>\n",
       "      <td>7.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Time spent commuting</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>HTML/CSS;JavaScript;Python</td>\n",
       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
       "      <td>Django;Express;Flask;jQuery</td>\n",
       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Notepad++;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Testing</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>65</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, front-end;Developer, mobile</td>\n",
       "      <td>2</td>\n",
       "      <td>17</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>48.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
       "      <td>Kotlin</td>\n",
       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Android</td>\n",
       "      <td>Android</td>\n",
       "      <td>ASP.NET</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;IntelliJ</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2017</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88829</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>True</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, full-stack;Student</td>\n",
       "      <td>3</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Office environment or company culture;Opportun...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;JavaScrip...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;JavaScrip...</td>\n",
       "      <td>MySQL;Oracle;PostgreSQL;Redis;SQLite</td>\n",
       "      <td>Couchbase;Elasticsearch;MySQL;PostgreSQL;Redis...</td>\n",
       "      <td>Docker;Linux</td>\n",
       "      <td>Docker;Linux</td>\n",
       "      <td>Django;Express;Flask;jQuery</td>\n",
       "      <td>Angular/Angular.js;Django;Flask;jQuery;React.js</td>\n",
       "      <td>Ansible;Node.js</td>\n",
       "      <td>Ansible;Puppet;React Native</td>\n",
       "      <td>Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2016</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88843</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, back-end;Developer, front-end;Devel...</td>\n",
       "      <td>9</td>\n",
       "      <td>13</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Non-wor...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>HTML/CSS;JavaScript;Python;SQL;TypeScript</td>\n",
       "      <td>Microsoft SQL Server;MySQL;PostgreSQL</td>\n",
       "      <td>Elasticsearch;MySQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Angular/Angular.js;Django;Express;jQuery</td>\n",
       "      <td>Angular/Angular.js;Django;Express;jQuery;React.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PHPStorm;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2013</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Industry news about technologies you're intere...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88856</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Participated in online coding competitions (e....</td>\n",
       "      <td>5,000 to 9,999 employees</td>\n",
       "      <td>Designer</td>\n",
       "      <td>5</td>\n",
       "      <td>5</td>\n",
       "      <td>2</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Neither satisfied nor dissatisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>AOA</td>\n",
       "      <td>Angolan kwanza</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Weekly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;TypeScript</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;TypeScript</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Angular/Angular.js;ASP.NET</td>\n",
       "      <td>Angular/Angular.js;ASP.NET</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Eclipse;Notepad++;PHPStorm;Sublime Text;Visual...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Development</td>\n",
       "      <td>Accepting Bitcoin or other coins and tokens as...</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2011</td>\n",
       "      <td>I have never visited Stack Overflow (before to...</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>NaN</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88869</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>False</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Remote work options;Opportunities for professi...</td>\n",
       "      <td>I heard about a job opportunity (from a recrui...</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Being tasked with non-development work;Distrac...</td>\n",
       "      <td>All or almost all the time (I'm full-time remote)</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>3.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;JavaScript;PHP;SQL</td>\n",
       "      <td>Kotlin;Python;R</td>\n",
       "      <td>MariaDB;MySQL</td>\n",
       "      <td>Elasticsearch;Firebase;MongoDB;Redis</td>\n",
       "      <td>AWS;Heroku;Windows</td>\n",
       "      <td>IBM Cloud or Watson;Kubernetes;Linux</td>\n",
       "      <td>Express;Laravel;React.js;Ruby on Rails</td>\n",
       "      <td>Laravel;React.js;Ruby on Rails</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Hadoop;Node.js;React Native</td>\n",
       "      <td>NetBeans;Notepad++;PHPStorm</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>No</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>Online</td>\n",
       "      <td>UserID</td>\n",
       "      <td>2011</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88872</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>True</td>\n",
       "      <td>Less than once a month but more than once per ...</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, back-end;DevOps specialist</td>\n",
       "      <td>7</td>\n",
       "      <td>17</td>\n",
       "      <td>4</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Sol...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Being tasked with non-development work;Meeting...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>5.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have a great deal of influence</td>\n",
       "      <td>Java;Ruby;SQL</td>\n",
       "      <td>Go;Python;R</td>\n",
       "      <td>Cassandra;MongoDB;MySQL</td>\n",
       "      <td>PostgreSQL;Redis</td>\n",
       "      <td>Docker;Google Cloud Platform;Linux</td>\n",
       "      <td>AWS;Docker;Google Cloud Platform;Kubernetes;Linux</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Chef;Puppet</td>\n",
       "      <td>IntelliJ;RubyMine;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Production</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>LinkedIn</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Contribute ...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>0-10 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Somewhat more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Cour...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>9061 rows × 84 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        MainBranch  Hobbyist  \\\n",
       "Respondent                                                     \n",
       "8                      I code primarily as a hobby      True   \n",
       "10                  I am a developer by profession      True   \n",
       "15          I am a student who is learning to code      True   \n",
       "50                  I am a developer by profession      True   \n",
       "65                  I am a developer by profession      True   \n",
       "...                                            ...       ...   \n",
       "88829       I am a student who is learning to code      True   \n",
       "88843               I am a developer by profession      True   \n",
       "88856               I am a developer by profession      True   \n",
       "88869               I am a developer by profession     False   \n",
       "88872               I am a developer by profession      True   \n",
       "\n",
       "                                                  OpenSourcer  \\\n",
       "Respondent                                                      \n",
       "8                                     Less than once per year   \n",
       "10                                 Once a month or more often   \n",
       "15                                                      Never   \n",
       "50                                 Once a month or more often   \n",
       "65                                                      Never   \n",
       "...                                                       ...   \n",
       "88829                              Once a month or more often   \n",
       "88843                                                   Never   \n",
       "88856                                                   Never   \n",
       "88869                                                   Never   \n",
       "88872       Less than once a month but more than once per ...   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "8           OSS is, on average, of HIGHER quality than pro...   \n",
       "10          OSS is, on average, of HIGHER quality than pro...   \n",
       "15          OSS is, on average, of HIGHER quality than pro...   \n",
       "50          OSS is, on average, of LOWER quality than prop...   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829       OSS is, on average, of HIGHER quality than pro...   \n",
       "88843       OSS is, on average, of HIGHER quality than pro...   \n",
       "88856       OSS is, on average, of HIGHER quality than pro...   \n",
       "88869       OSS is, on average, of LOWER quality than prop...   \n",
       "88872       OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                    Employment Country         Student  \\\n",
       "Respondent                                                               \n",
       "8           Not employed, but looking for work   India             NaN   \n",
       "10                          Employed full-time   India              No   \n",
       "15          Not employed, but looking for work   India  Yes, full-time   \n",
       "50                          Employed full-time   India              No   \n",
       "65                          Employed full-time   India              No   \n",
       "...                                        ...     ...             ...   \n",
       "88829       Not employed, but looking for work   India  Yes, full-time   \n",
       "88843                       Employed full-time   India              No   \n",
       "88856                       Employed full-time   India  Yes, full-time   \n",
       "88869                       Employed full-time   India             NaN   \n",
       "88872                       Employed full-time   India              No   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "15          Secondary school (e.g. American high school, G...   \n",
       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "...                                                       ...   \n",
       "88829       Secondary school (e.g. American high school, G...   \n",
       "88843                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "88856             Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "88869                                                     NaN   \n",
       "88872                Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "8           Computer science, computer engineering, or sof...   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50          Another engineering discipline (ex. civil, ele...   \n",
       "65          Information systems, information technology, o...   \n",
       "...                                                       ...   \n",
       "88829                                                     NaN   \n",
       "88843       Computer science, computer engineering, or sof...   \n",
       "88856                           Web development or web design   \n",
       "88869                                                     NaN   \n",
       "88872       Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "8           Taught yourself a new language, framework, or ...   \n",
       "10                                                        NaN   \n",
       "15          Taken an online course in programming or softw...   \n",
       "50          Received on-the-job training in software devel...   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829       Taught yourself a new language, framework, or ...   \n",
       "88843       Taken an online course in programming or softw...   \n",
       "88856       Participated in online coding competitions (e....   \n",
       "88869                                                     NaN   \n",
       "88872       Taken an online course in programming or softw...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "8                                NaN   \n",
       "10          10,000 or more employees   \n",
       "15                               NaN   \n",
       "50          10,000 or more employees   \n",
       "65                20 to 99 employees   \n",
       "...                              ...   \n",
       "88829                            NaN   \n",
       "88843             20 to 99 employees   \n",
       "88856       5,000 to 9,999 employees   \n",
       "88869                            NaN   \n",
       "88872           100 to 499 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "8              Developer, back-end;Engineer, site reliability         8   \n",
       "10          Data or business analyst;Data scientist or mac...        12   \n",
       "15                                                    Student         3   \n",
       "50                      Developer, back-end;DevOps specialist         7   \n",
       "65                     Developer, front-end;Developer, mobile         2   \n",
       "...                                                       ...       ...   \n",
       "88829                           Developer, full-stack;Student         3   \n",
       "88843       Developer, back-end;Developer, front-end;Devel...         9   \n",
       "88856                                                Designer         5   \n",
       "88869                                                     NaN       NaN   \n",
       "88872                   Developer, back-end;DevOps specialist         7   \n",
       "\n",
       "           Age1stCode YearsCodePro                           CareerSat  \\\n",
       "Respondent                                                               \n",
       "8                  16          NaN                                 NaN   \n",
       "10                 20           10               Slightly dissatisfied   \n",
       "15                 13          NaN                                 NaN   \n",
       "50                 15            2                  Slightly satisfied   \n",
       "65                 17            2                      Very satisfied   \n",
       "...               ...          ...                                 ...   \n",
       "88829              17          NaN                                 NaN   \n",
       "88843              13            2                      Very satisfied   \n",
       "88856               5            2  Neither satisfied nor dissatisfied   \n",
       "88869             NaN          NaN                   Very dissatisfied   \n",
       "88872              17            4                  Slightly satisfied   \n",
       "\n",
       "                                        JobSat            MgrIdiot  MgrMoney  \\\n",
       "Respondent                                                                     \n",
       "8                                          NaN                 NaN       NaN   \n",
       "10                       Slightly dissatisfied  Somewhat confident       Yes   \n",
       "15                                         NaN                 NaN       NaN   \n",
       "50                              Very satisfied      Very confident  Not sure   \n",
       "65                              Very satisfied      Very confident        No   \n",
       "...                                        ...                 ...       ...   \n",
       "88829                                      NaN                 NaN       NaN   \n",
       "88843       Neither satisfied nor dissatisfied      Very confident  Not sure   \n",
       "88856       Neither satisfied nor dissatisfied      Very confident       NaN   \n",
       "88869                        Very dissatisfied      Very confident       Yes   \n",
       "88872                       Slightly satisfied  Somewhat confident        No   \n",
       "\n",
       "             MgrWant                                            JobSeek  \\\n",
       "Respondent                                                                \n",
       "8                NaN                                                NaN   \n",
       "10               Yes  I’m not actively looking, but I am open to new...   \n",
       "15               NaN  I’m not actively looking, but I am open to new...   \n",
       "50               Yes  I’m not actively looking, but I am open to new...   \n",
       "65          Not sure  I’m not actively looking, but I am open to new...   \n",
       "...              ...                                                ...   \n",
       "88829            NaN                    I am actively looking for a job   \n",
       "88843            Yes  I’m not actively looking, but I am open to new...   \n",
       "88856            Yes  I’m not actively looking, but I am open to new...   \n",
       "88869            Yes  I’m not actively looking, but I am open to new...   \n",
       "88872       Not sure  I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "8                            NaN   \n",
       "10                 3-4 years ago   \n",
       "15          I've never had a job   \n",
       "50                 1-2 years ago   \n",
       "65          Less than a year ago   \n",
       "...                          ...   \n",
       "88829       I've never had a job   \n",
       "88843              1-2 years ago   \n",
       "88856              3-4 years ago   \n",
       "88869       Less than a year ago   \n",
       "88872              3-4 years ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "8                                                         NaN      NaN   \n",
       "10                                                        NaN       No   \n",
       "15                                                        NaN      NaN   \n",
       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
       "...                                                       ...      ...   \n",
       "88829                                                     NaN      NaN   \n",
       "88843       Write any code;Solve a brain-teaser style puzz...       No   \n",
       "88856       Write any code;Write code by hand (e.g., on a ...       No   \n",
       "88869       Write any code;Write code by hand (e.g., on a ...       No   \n",
       "88872       Write code by hand (e.g., on a whiteboard);Sol...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          Languages, frameworks, and other technologies ...   \n",
       "15          Industry that I'd be working in;Languages, fra...   \n",
       "50          Specific department or team I'd be working on;...   \n",
       "65          Languages, frameworks, and other technologies ...   \n",
       "...                                                       ...   \n",
       "88829       Office environment or company culture;Opportun...   \n",
       "88843       Industry that I'd be working in;Languages, fra...   \n",
       "88856       Specific department or team I'd be working on;...   \n",
       "88869       Remote work options;Opportunities for professi...   \n",
       "88872       Languages, frameworks, and other technologies ...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "8                                                         NaN            NaN   \n",
       "10                                                        NaN            INR   \n",
       "15          Something else changed (education, award, medi...            NaN   \n",
       "50                           I was preparing for a job search            INR   \n",
       "65           My job status changed (promotion, new job, etc.)            INR   \n",
       "...                                                       ...            ...   \n",
       "88829                        I was preparing for a job search            NaN   \n",
       "88843                        I was preparing for a job search            INR   \n",
       "88856       I heard about a job opportunity (from a recrui...            AOA   \n",
       "88869       I heard about a job opportunity (from a recrui...            INR   \n",
       "88872                        I was preparing for a job search            INR   \n",
       "\n",
       "              CurrencyDesc  CompTotal CompFreq  SalaryUSD  WorkWeekHrs  \\\n",
       "Respondent                                                               \n",
       "8                      NaN        NaN      NaN        NaN          NaN   \n",
       "10            Indian rupee   950000.0   Yearly    13293.0         70.0   \n",
       "15                     NaN        NaN      NaN        NaN          NaN   \n",
       "50            Indian rupee   400000.0   Yearly     5597.0          7.0   \n",
       "65            Indian rupee        NaN  Monthly        NaN         48.0   \n",
       "...                    ...        ...      ...        ...          ...   \n",
       "88829                  NaN        NaN      NaN        NaN          NaN   \n",
       "88843         Indian rupee        NaN  Monthly        NaN         40.0   \n",
       "88856       Angolan kwanza        NaN   Weekly        NaN          NaN   \n",
       "88869         Indian rupee        NaN      NaN        NaN          NaN   \n",
       "88872         Indian rupee        NaN      NaN        NaN          NaN   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          There's no schedule or spec; I work on what se...   \n",
       "15                                                        NaN   \n",
       "50          There is a schedule and/or spec (made by me or...   \n",
       "65          There's no schedule or spec; I work on what se...   \n",
       "...                                                       ...   \n",
       "88829                                                     NaN   \n",
       "88843       There is a schedule and/or spec (made by me or...   \n",
       "88856                                                     NaN   \n",
       "88869                                                     NaN   \n",
       "88872       There's no schedule or spec; I work on what se...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50                              Meetings;Time spent commuting   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829                                                     NaN   \n",
       "88843       Being tasked with non-development work;Non-wor...   \n",
       "88856                                                     NaN   \n",
       "88869       Being tasked with non-development work;Distrac...   \n",
       "88872       Being tasked with non-development work;Meeting...   \n",
       "\n",
       "                                                   WorkRemote  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                                      A few days each month   \n",
       "15                                                        NaN   \n",
       "50                           Less than once per month / Never   \n",
       "65                                        About half the time   \n",
       "...                                                       ...   \n",
       "88829                                                     NaN   \n",
       "88843                        Less than once per month / Never   \n",
       "88856                                                     NaN   \n",
       "88869       All or almost all the time (I'm full-time remote)   \n",
       "88872                                                     NaN   \n",
       "\n",
       "                                                   WorkLoc  \\\n",
       "Respondent                                                   \n",
       "8                                                      NaN   \n",
       "10                                                    Home   \n",
       "15                                                     NaN   \n",
       "50          Other place, such as a coworking space or cafe   \n",
       "65                                                  Office   \n",
       "...                                                    ...   \n",
       "88829                                                  NaN   \n",
       "88843                                                 Home   \n",
       "88856                                                  NaN   \n",
       "88869                                                 Home   \n",
       "88872                                               Office   \n",
       "\n",
       "                            ImpSyn                                  CodeRev  \\\n",
       "Respondent                                                                    \n",
       "8                              NaN                                      NaN   \n",
       "10               Far above average  Yes, because I see value in code review   \n",
       "15                             NaN                                      NaN   \n",
       "50                         Average                                       No   \n",
       "65                         Average  Yes, because I see value in code review   \n",
       "...                            ...                                      ...   \n",
       "88829                          NaN                                      NaN   \n",
       "88843       A little above average  Yes, because I see value in code review   \n",
       "88856                          NaN                                      NaN   \n",
       "88869       A little below average  Yes, because I see value in code review   \n",
       "88872       A little above average  Yes, because I see value in code review   \n",
       "\n",
       "            CodeRevHrs                                          UnitTests  \\\n",
       "Respondent                                                                  \n",
       "8                  NaN                                                NaN   \n",
       "10                 4.0                      Yes, it's part of our process   \n",
       "15                 NaN                                                NaN   \n",
       "50                 NaN  Yes, it's not part of our process but the deve...   \n",
       "65                 NaN  Yes, it's not part of our process but the deve...   \n",
       "...                ...                                                ...   \n",
       "88829              NaN                                                NaN   \n",
       "88843              NaN  Yes, it's not part of our process but the deve...   \n",
       "88856              NaN                                                NaN   \n",
       "88869              3.0                      Yes, it's part of our process   \n",
       "88872              5.0                      Yes, it's part of our process   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50          The CTO, CIO, or other management purchase new...   \n",
       "65                                                   Not sure   \n",
       "...                                                       ...   \n",
       "88829                                                     NaN   \n",
       "88843                                                Not sure   \n",
       "88856                                                     NaN   \n",
       "88869                                                     NaN   \n",
       "88872       Developers typically have the most influence o...   \n",
       "\n",
       "                                PurchaseWhat  \\\n",
       "Respondent                                     \n",
       "8                                        NaN   \n",
       "10                                       NaN   \n",
       "15                                       NaN   \n",
       "50             I have little or no influence   \n",
       "65                                       NaN   \n",
       "...                                      ...   \n",
       "88829                                    NaN   \n",
       "88843          I have little or no influence   \n",
       "88856                                    NaN   \n",
       "88869                                    NaN   \n",
       "88872       I have a great deal of influence   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
       "...                                                       ...   \n",
       "88829       Bash/Shell/PowerShell;C;C++;HTML/CSS;JavaScrip...   \n",
       "88843       Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "88856                      HTML/CSS;JavaScript;PHP;TypeScript   \n",
       "88869                             HTML/CSS;JavaScript;PHP;SQL   \n",
       "88872                                           Java;Ruby;SQL   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
       "50                                 HTML/CSS;JavaScript;Python   \n",
       "65                                                     Kotlin   \n",
       "...                                                       ...   \n",
       "88829       Bash/Shell/PowerShell;C;C++;HTML/CSS;JavaScrip...   \n",
       "88843               HTML/CSS;JavaScript;Python;SQL;TypeScript   \n",
       "88856                      HTML/CSS;JavaScript;PHP;TypeScript   \n",
       "88869                                         Kotlin;Python;R   \n",
       "88872                                             Go;Python;R   \n",
       "\n",
       "                                           DatabaseWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
       "65                               Firebase;MySQL;Oracle;SQLite   \n",
       "...                                                       ...   \n",
       "88829                    MySQL;Oracle;PostgreSQL;Redis;SQLite   \n",
       "88843                   Microsoft SQL Server;MySQL;PostgreSQL   \n",
       "88856                                                     NaN   \n",
       "88869                                           MariaDB;MySQL   \n",
       "88872                                 Cassandra;MongoDB;MySQL   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
       "65                                            Firebase;SQLite   \n",
       "...                                                       ...   \n",
       "88829       Couchbase;Elasticsearch;MySQL;PostgreSQL;Redis...   \n",
       "88843                                     Elasticsearch;MySQL   \n",
       "88856                                                     NaN   \n",
       "88869                    Elasticsearch;Firebase;MongoDB;Redis   \n",
       "88872                                        PostgreSQL;Redis   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
       "10                                              Linux;Windows   \n",
       "15                                              Linux;Windows   \n",
       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
       "65                                                    Android   \n",
       "...                                                       ...   \n",
       "88829                                            Docker;Linux   \n",
       "88843                                                     NaN   \n",
       "88856                                                     NaN   \n",
       "88869                                      AWS;Heroku;Windows   \n",
       "88872                      Docker;Google Cloud Platform;Linux   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "10                         Android;Linux;Raspberry Pi;Windows   \n",
       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
       "65                                                    Android   \n",
       "...                                                       ...   \n",
       "88829                                            Docker;Linux   \n",
       "88843                                                     NaN   \n",
       "88856                                                     NaN   \n",
       "88869                    IBM Cloud or Watson;Kubernetes;Linux   \n",
       "88872       AWS;Docker;Google Cloud Platform;Kubernetes;Linux   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8                               Express;Flask;React.js;Spring   \n",
       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "15                                                        NaN   \n",
       "50                                Django;Express;Flask;jQuery   \n",
       "65                                                    ASP.NET   \n",
       "...                                                       ...   \n",
       "88829                             Django;Express;Flask;jQuery   \n",
       "88843                Angular/Angular.js;Django;Express;jQuery   \n",
       "88856                              Angular/Angular.js;ASP.NET   \n",
       "88869                  Express;Laravel;React.js;Ruby on Rails   \n",
       "88872                                                     NaN   \n",
       "\n",
       "                                       WebFrameDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8                        Django;Express;Flask;React.js;Vue.js   \n",
       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829         Angular/Angular.js;Django;Flask;jQuery;React.js   \n",
       "88843       Angular/Angular.js;Django;Express;jQuery;React.js   \n",
       "88856                              Angular/Angular.js;ASP.NET   \n",
       "88869                          Laravel;React.js;Ruby on Rails   \n",
       "88872                                                     NaN   \n",
       "\n",
       "                           MiscTechWorkedWith  \\\n",
       "Respondent                                      \n",
       "8                       Hadoop;Node.js;Pandas   \n",
       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
       "15                                        NaN   \n",
       "50                                    Node.js   \n",
       "65                                        NaN   \n",
       "...                                       ...   \n",
       "88829                         Ansible;Node.js   \n",
       "88843                                 Node.js   \n",
       "88856                                     NaN   \n",
       "88869                                 Node.js   \n",
       "88872                                     NaN   \n",
       "\n",
       "                                       MiscTechDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
       "50                                                    Node.js   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829                             Ansible;Puppet;React Native   \n",
       "88843                                                 Node.js   \n",
       "88856                                                     NaN   \n",
       "88869                             Hadoop;Node.js;React Native   \n",
       "88872                                             Chef;Puppet   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
       "50                               Notepad++;Visual Studio Code        MacOS   \n",
       "65                                    Android Studio;IntelliJ  Linux-based   \n",
       "...                                                       ...          ...   \n",
       "88829                                      Visual Studio Code  Linux-based   \n",
       "88843          IntelliJ;Notepad++;PHPStorm;Visual Studio Code      Windows   \n",
       "88856       Eclipse;Notepad++;PHPStorm;Sublime Text;Visual...      Windows   \n",
       "88869                             NetBeans;Notepad++;PHPStorm  Linux-based   \n",
       "88872                                   IntelliJ;RubyMine;Vim  Linux-based   \n",
       "\n",
       "                                                   Containers  \\\n",
       "Respondent                                                      \n",
       "8           Development;Testing;Production;Outside of work...   \n",
       "10                                                        NaN   \n",
       "15                                                Development   \n",
       "50                                                    Testing   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829       Development;Testing;Production;Outside of work...   \n",
       "88843                                 I do not use containers   \n",
       "88856                                             Development   \n",
       "88869                                 I do not use containers   \n",
       "88872                                  Development;Production   \n",
       "\n",
       "                                                BlockchainOrg  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                                                 Not at all   \n",
       "15                                                        NaN   \n",
       "50                                                 Not at all   \n",
       "65                                                        NaN   \n",
       "...                                                       ...   \n",
       "88829                                                     NaN   \n",
       "88843                                                     NaN   \n",
       "88856       Accepting Bitcoin or other coins and tokens as...   \n",
       "88869                                              Not at all   \n",
       "88872                                                     NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "8           Useful across many domains and could change ma...        Yes   \n",
       "10          Useful for immutable record keeping outside of...         No   \n",
       "15                                                        NaN        Yes   \n",
       "50          Useful for immutable record keeping outside of...        Yes   \n",
       "65                                                        NaN        Yes   \n",
       "...                                                       ...        ...   \n",
       "88829                                                     NaN        Yes   \n",
       "88843       Useful across many domains and could change ma...         No   \n",
       "88856       Useful across many domains and could change ma...         No   \n",
       "88869       Useful for decentralized currency (i.e., Bitcoin)         No   \n",
       "88872                                                     NaN        Yes   \n",
       "\n",
       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
       "Respondent                                                          \n",
       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
       "10               Yes    Yes     YouTube                   Neither   \n",
       "15               Yes  What?     YouTube  In real life (in person)   \n",
       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
       "...              ...    ...         ...                       ...   \n",
       "88829            Yes  What?         NaN                    Online   \n",
       "88843            Yes    Yes    WhatsApp  In real life (in person)   \n",
       "88856            Yes    Yes         NaN                       NaN   \n",
       "88869           SIGH  What?    WhatsApp                    Online   \n",
       "88872            Yes  What?    LinkedIn  In real life (in person)   \n",
       "\n",
       "             ScreenName SOVisit1st  \\\n",
       "Respondent                           \n",
       "8                Handle       2012   \n",
       "10          Screen Name        NaN   \n",
       "15                  NaN       2018   \n",
       "50             Username       2012   \n",
       "65                  NaN       2017   \n",
       "...                 ...        ...   \n",
       "88829          Username       2016   \n",
       "88843            UserID       2013   \n",
       "88856               NaN       2011   \n",
       "88869            UserID       2011   \n",
       "88872          Username       2011   \n",
       "\n",
       "                                                  SOVisitFreq  \\\n",
       "Respondent                                                      \n",
       "8                                        A few times per week   \n",
       "10                                     Multiple times per day   \n",
       "15                                      Daily or almost daily   \n",
       "50                                      Daily or almost daily   \n",
       "65                                     Multiple times per day   \n",
       "...                                                       ...   \n",
       "88829                                    A few times per week   \n",
       "88843                                   Daily or almost daily   \n",
       "88856       I have never visited Stack Overflow (before to...   \n",
       "88869                                  Multiple times per day   \n",
       "88872                                    A few times per week   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "8           Find answers to specific questions;Learn how t...   \n",
       "10          Find answers to specific questions;Get a sense...   \n",
       "15          Find answers to specific questions;Learn how t...   \n",
       "50          Find answers to specific questions;Learn how t...   \n",
       "65                         Find answers to specific questions   \n",
       "...                                                       ...   \n",
       "88829                      Find answers to specific questions   \n",
       "88843       Find answers to specific questions;Learn how t...   \n",
       "88856       Find answers to specific questions;Learn how t...   \n",
       "88869       Find answers to specific questions;Learn how t...   \n",
       "88872       Find answers to specific questions;Contribute ...   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "8               Less than once per week  Stack Overflow was slightly faster   \n",
       "10                   3-5 times per week            They were about the same   \n",
       "15          More than 10 times per week            They were about the same   \n",
       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
       "...                                 ...                                 ...   \n",
       "88829               6-10 times per week      Stack Overflow was much faster   \n",
       "88843                1-2 times per week  Stack Overflow was slightly faster   \n",
       "88856                3-5 times per week                                 NaN   \n",
       "88869                1-2 times per week            They were about the same   \n",
       "88872           Less than once per week      Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
       "10                    NaN       Yes      A few times per month or weekly   \n",
       "15                    NaN       Yes  Less than once per month or monthly   \n",
       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
       "65          11-30 minutes       Yes                 A few times per week   \n",
       "...                   ...       ...                                  ...   \n",
       "88829       31-60 minutes       Yes  Less than once per month or monthly   \n",
       "88843        0-10 minutes       Yes  Less than once per month or monthly   \n",
       "88856       31-60 minutes       NaN                                  NaN   \n",
       "88869                 NaN       Yes  Less than once per month or monthly   \n",
       "88872        0-10 minutes       Yes      A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "8                                                         Yes   \n",
       "10                                                        Yes   \n",
       "15                                                        Yes   \n",
       "50          No, I knew that Stack Overflow had a job board...   \n",
       "65          No, I knew that Stack Overflow had a job board...   \n",
       "...                                                       ...   \n",
       "88829       No, I knew that Stack Overflow had a job board...   \n",
       "88843       No, I knew that Stack Overflow had a job board...   \n",
       "88856       No, I knew that Stack Overflow had a job board...   \n",
       "88869                                                     Yes   \n",
       "88872       No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "8                         No, and I don't know what those are   \n",
       "10                        No, and I don't know what those are   \n",
       "15          No, I've heard of them, but I am not part of a...   \n",
       "50                        No, and I don't know what those are   \n",
       "65                        No, and I don't know what those are   \n",
       "...                                                       ...   \n",
       "88829                     No, and I don't know what those are   \n",
       "88843       No, I've heard of them, but I am not part of a...   \n",
       "88856       No, I've heard of them, but I am not part of a...   \n",
       "88869                     No, and I don't know what those are   \n",
       "88872       No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                             WelcomeChange  \\\n",
       "Respondent                                                              \n",
       "8           Yes, definitely     A lot more welcome now than last year   \n",
       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
       "65                 Not sure     A lot more welcome now than last year   \n",
       "...                     ...                                       ...   \n",
       "88829       Yes, definitely  Somewhat more welcome now than last year   \n",
       "88843       Yes, definitely  Somewhat more welcome now than last year   \n",
       "88856        No, not really  Somewhat less welcome now than last year   \n",
       "88869               Neutral     A lot more welcome now than last year   \n",
       "88872       Yes, definitely  Somewhat more welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
       "10          Tech articles written by other developers;Tech...   NaN    NaN   \n",
       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
       "65                                                        NaN  21.0    Man   \n",
       "...                                                       ...   ...    ...   \n",
       "88829       Tech articles written by other developers;Indu...  21.0    Man   \n",
       "88843       Industry news about technologies you're intere...  22.0    Man   \n",
       "88856       Tech articles written by other developers;Indu...   NaN    NaN   \n",
       "88869               Tech articles written by other developers  30.0    Man   \n",
       "88872       Tech articles written by other developers;Cour...   NaN    Man   \n",
       "\n",
       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
       "Respondent                                                          \n",
       "8             No  Straight / Heterosexual          NaN        NaN   \n",
       "10           NaN                      NaN          NaN        Yes   \n",
       "15            No                      NaN          NaN        Yes   \n",
       "50            No                      NaN  South Asian         No   \n",
       "65            No                      NaN          NaN        Yes   \n",
       "...          ...                      ...          ...        ...   \n",
       "88829         No  Straight / Heterosexual  South Asian         No   \n",
       "88843         No  Straight / Heterosexual  South Asian        Yes   \n",
       "88856        NaN                      NaN          NaN        NaN   \n",
       "88869         No                      NaN  South Asian         No   \n",
       "88872         No                      NaN          NaN        Yes   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "8           Appropriate in length  Neither easy nor difficult  \n",
       "10                       Too long                   Difficult  \n",
       "15                       Too long  Neither easy nor difficult  \n",
       "50                       Too long                        Easy  \n",
       "65          Appropriate in length  Neither easy nor difficult  \n",
       "...                           ...                         ...  \n",
       "88829       Appropriate in length                        Easy  \n",
       "88843       Appropriate in length                        Easy  \n",
       "88856                         NaN                         NaN  \n",
       "88869                    Too long  Neither easy nor difficult  \n",
       "88872                         NaN  Neither easy nor difficult  \n",
       "\n",
       "[9061 rows x 84 columns]"
      ]
     },
     "execution_count": 141,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = df[\"Country\"] == \"India\"\n",
    "df.loc[filt]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 142,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "WhatsApp                    2990\n",
       "YouTube                     1820\n",
       "LinkedIn                     955\n",
       "Facebook                     841\n",
       "Instagram                    822\n",
       "Twitter                      542\n",
       "Reddit                       473\n",
       "I don't use social media     250\n",
       "Snapchat                      23\n",
       "WeChat 微信                      5\n",
       "Hello                          5\n",
       "VK ВКонта́кте                  4\n",
       "Youku Tudou 优酷                 2\n",
       "Weibo 新浪微博                     1\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 142,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[filt,\"SocialMedia\"].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 143,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country              SocialMedia             \n",
       "Afghanistan          Facebook                     15\n",
       "                     YouTube                       9\n",
       "                     I don't use social media      6\n",
       "                     WhatsApp                      4\n",
       "                     Instagram                     1\n",
       "                     LinkedIn                      1\n",
       "                     Twitter                       1\n",
       "Albania              WhatsApp                     18\n",
       "                     Facebook                     16\n",
       "                     Instagram                    13\n",
       "                     YouTube                      10\n",
       "                     Twitter                       8\n",
       "                     LinkedIn                      7\n",
       "                     Reddit                        6\n",
       "                     I don't use social media      4\n",
       "                     Snapchat                      1\n",
       "                     WeChat 微信                     1\n",
       "Algeria              YouTube                      42\n",
       "                     Facebook                     41\n",
       "                     Twitter                      14\n",
       "                     LinkedIn                      9\n",
       "                     I don't use social media      7\n",
       "                     Instagram                     7\n",
       "                     Reddit                        2\n",
       "                     WhatsApp                      2\n",
       "Andorra              Facebook                      2\n",
       "                     I don't use social media      2\n",
       "                     Reddit                        1\n",
       "                     Snapchat                      1\n",
       "                     YouTube                       1\n",
       "Angola               Twitter                       2\n",
       "                     Facebook                      1\n",
       "                     YouTube                       1\n",
       "Antigua and Barbuda  YouTube                       2\n",
       "                     Facebook                      1\n",
       "                     Instagram                     1\n",
       "                     Twitter                       1\n",
       "                     VK ВКонта́кте                 1\n",
       "Argentina            WhatsApp                    202\n",
       "                     Twitter                      80\n",
       "                     YouTube                      62\n",
       "                     Instagram                    53\n",
       "                     Reddit                       50\n",
       "                     Facebook                     45\n",
       "                     I don't use social media     22\n",
       "                     LinkedIn                     16\n",
       "Armenia              Facebook                     38\n",
       "                     YouTube                      23\n",
       "                     LinkedIn                      5\n",
       "                     Instagram                     3\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 143,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SocialMedia\"].value_counts().head(50)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 144,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "SocialMedia\n",
       "WhatsApp                    2990\n",
       "YouTube                     1820\n",
       "LinkedIn                     955\n",
       "Facebook                     841\n",
       "Instagram                    822\n",
       "Twitter                      542\n",
       "Reddit                       473\n",
       "I don't use social media     250\n",
       "Snapchat                      23\n",
       "Hello                          5\n",
       "WeChat 微信                      5\n",
       "VK ВКонта́кте                  4\n",
       "Youku Tudou 优酷                 2\n",
       "Weibo 新浪微博                     1\n",
       "Name: SocialMedia, dtype: int64"
      ]
     },
     "execution_count": 144,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SocialMedia\"].value_counts().loc[\"India\"] #now we can easily access each country data without changing filters repeatedly"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 145,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "SocialMedia\n",
       "WeChat 微信                   0.670549\n",
       "YouTube                     0.088186\n",
       "Weibo 新浪微博                  0.069884\n",
       "I don't use social media    0.044925\n",
       "Twitter                     0.044925\n",
       "Reddit                      0.019967\n",
       "LinkedIn                    0.018303\n",
       "Facebook                    0.013311\n",
       "Instagram                   0.011647\n",
       "Youku Tudou 优酷              0.011647\n",
       "WhatsApp                    0.004992\n",
       "VK ВКонта́кте               0.001664\n",
       "Name: SocialMedia, dtype: float64"
      ]
     },
     "execution_count": 145,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SocialMedia\"].value_counts(normalize=True).loc[\"China\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 146,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                               6222.0\n",
       "Albania                                  10818.0\n",
       "Algeria                                   7878.0\n",
       "Andorra                                 160931.0\n",
       "Angola                                    7764.0\n",
       "                                          ...   \n",
       "Venezuela, Bolivarian Republic of...      6384.0\n",
       "Viet Nam                                 11892.0\n",
       "Yemen                                    11940.0\n",
       "Zambia                                    5040.0\n",
       "Zimbabwe                                 19200.0\n",
       "Name: SalaryUSD, Length: 179, dtype: float64"
      ]
     },
     "execution_count": 146,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SalaryUSD\"].median()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 147,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "19200.0"
      ]
     },
     "execution_count": 147,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SalaryUSD\"].median().loc[\"Zimbabwe\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 148,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "10080.0"
      ]
     },
     "execution_count": 148,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SalaryUSD\"].median().loc[\"India\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 149,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>median</th>\n",
       "      <th>mean</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Country</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Afghanistan</th>\n",
       "      <td>6222.0</td>\n",
       "      <td>101953.333333</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Albania</th>\n",
       "      <td>10818.0</td>\n",
       "      <td>21833.700000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Algeria</th>\n",
       "      <td>7878.0</td>\n",
       "      <td>34924.047619</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Andorra</th>\n",
       "      <td>160931.0</td>\n",
       "      <td>160931.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Angola</th>\n",
       "      <td>7764.0</td>\n",
       "      <td>7764.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Venezuela, Bolivarian Republic of...</th>\n",
       "      <td>6384.0</td>\n",
       "      <td>14581.627907</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Viet Nam</th>\n",
       "      <td>11892.0</td>\n",
       "      <td>17233.436782</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Yemen</th>\n",
       "      <td>11940.0</td>\n",
       "      <td>16909.166667</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zambia</th>\n",
       "      <td>5040.0</td>\n",
       "      <td>10075.375000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zimbabwe</th>\n",
       "      <td>19200.0</td>\n",
       "      <td>34046.666667</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>179 rows × 2 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        median           mean\n",
       "Country                                                      \n",
       "Afghanistan                             6222.0  101953.333333\n",
       "Albania                                10818.0   21833.700000\n",
       "Algeria                                 7878.0   34924.047619\n",
       "Andorra                               160931.0  160931.000000\n",
       "Angola                                  7764.0    7764.000000\n",
       "...                                        ...            ...\n",
       "Venezuela, Bolivarian Republic of...    6384.0   14581.627907\n",
       "Viet Nam                               11892.0   17233.436782\n",
       "Yemen                                  11940.0   16909.166667\n",
       "Zambia                                  5040.0   10075.375000\n",
       "Zimbabwe                               19200.0   34046.666667\n",
       "\n",
       "[179 rows x 2 columns]"
      ]
     },
     "execution_count": 149,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SalaryUSD\"].agg([\"median\",\"mean\"]) #aggregate functions passed together"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 150,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "median     68705.000000\n",
       "mean      134018.564909\n",
       "Name: Canada, dtype: float64"
      ]
     },
     "execution_count": 150,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "country_grp[\"SalaryUSD\"].agg([\"median\",\"mean\"]).loc[\"Canada\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 151,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "3105"
      ]
     },
     "execution_count": 151,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = df[\"Country\"] == \"India\"\n",
    "df.loc[filt,\"LanguageWorkedWith\"].str.contains(\"Python\").sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 152,
   "metadata": {},
   "outputs": [],
   "source": [
    "#country_grp[\"LanguageWorkedWith\"].str.contains(\"Python\").sum().loc[\"India\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 153,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                              8\n",
       "Albania                                 23\n",
       "Algeria                                 40\n",
       "Andorra                                  0\n",
       "Angola                                   2\n",
       "                                        ..\n",
       "Venezuela, Bolivarian Republic of...    28\n",
       "Viet Nam                                78\n",
       "Yemen                                    3\n",
       "Zambia                                   4\n",
       "Zimbabwe                                14\n",
       "Name: LanguageWorkedWith, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 153,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "num_knows_python = country_grp[\"LanguageWorkedWith\"].apply(lambda x: x.str.contains(\"Python\").sum())\n",
    "num_knows_python"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 154,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                              39\n",
       "Albania                                  83\n",
       "Algeria                                 126\n",
       "Andorra                                   7\n",
       "Angola                                    4\n",
       "                                       ... \n",
       "Venezuela, Bolivarian Republic of...     87\n",
       "Viet Nam                                220\n",
       "Yemen                                    17\n",
       "Zambia                                   12\n",
       "Zimbabwe                                 39\n",
       "Name: LanguageWorkedWith, Length: 179, dtype: int64"
      ]
     },
     "execution_count": 154,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "total_respondents = country_grp[\"LanguageWorkedWith\"].count()\n",
    "total_respondents"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 155,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Country\n",
       "Afghanistan                             0.205128\n",
       "Albania                                 0.277108\n",
       "Algeria                                 0.317460\n",
       "Andorra                                 0.000000\n",
       "Angola                                  0.500000\n",
       "                                          ...   \n",
       "Venezuela, Bolivarian Republic of...    0.321839\n",
       "Viet Nam                                0.354545\n",
       "Yemen                                   0.176471\n",
       "Zambia                                  0.333333\n",
       "Zimbabwe                                0.358974\n",
       "Name: LanguageWorkedWith, Length: 179, dtype: float64"
      ]
     },
     "execution_count": 155,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "num_knows_python/total_respondents"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 156,
   "metadata": {},
   "outputs": [],
   "source": [
    "filt = ~df[\"LanguageWorkedWith\"].isna() #to count not NaN"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 157,
   "metadata": {},
   "outputs": [],
   "source": [
    "python_df = pd.concat([num_knows_python,df[filt][\"Country\"].value_counts()], axis = 'columns') #we did not use total_respondents so we get 2 different column names"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 158,
   "metadata": {},
   "outputs": [],
   "source": [
    "python_df.rename(columns={\"LanguageWorkedWith\":\"num_knows_python\",\"Country\":\"total_respondents\"},inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 159,
   "metadata": {},
   "outputs": [],
   "source": [
    "python_df[\"pct_knows_python\"] = python_df[\"num_knows_python\"]/python_df[\"total_respondents\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 160,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>num_knows_python</th>\n",
       "      <th>total_respondents</th>\n",
       "      <th>pct_knows_python</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>Afghanistan</th>\n",
       "      <td>8</td>\n",
       "      <td>39.0</td>\n",
       "      <td>0.205128</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Albania</th>\n",
       "      <td>23</td>\n",
       "      <td>83.0</td>\n",
       "      <td>0.277108</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Algeria</th>\n",
       "      <td>40</td>\n",
       "      <td>126.0</td>\n",
       "      <td>0.317460</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Andorra</th>\n",
       "      <td>0</td>\n",
       "      <td>7.0</td>\n",
       "      <td>0.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Angola</th>\n",
       "      <td>2</td>\n",
       "      <td>4.0</td>\n",
       "      <td>0.500000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Venezuela, Bolivarian Republic of...</th>\n",
       "      <td>28</td>\n",
       "      <td>87.0</td>\n",
       "      <td>0.321839</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Viet Nam</th>\n",
       "      <td>78</td>\n",
       "      <td>220.0</td>\n",
       "      <td>0.354545</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Yemen</th>\n",
       "      <td>3</td>\n",
       "      <td>17.0</td>\n",
       "      <td>0.176471</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zambia</th>\n",
       "      <td>4</td>\n",
       "      <td>12.0</td>\n",
       "      <td>0.333333</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zimbabwe</th>\n",
       "      <td>14</td>\n",
       "      <td>39.0</td>\n",
       "      <td>0.358974</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>179 rows × 3 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                                      num_knows_python  total_respondents  \\\n",
       "Afghanistan                                          8               39.0   \n",
       "Albania                                             23               83.0   \n",
       "Algeria                                             40              126.0   \n",
       "Andorra                                              0                7.0   \n",
       "Angola                                               2                4.0   \n",
       "...                                                ...                ...   \n",
       "Venezuela, Bolivarian Republic of...                28               87.0   \n",
       "Viet Nam                                            78              220.0   \n",
       "Yemen                                                3               17.0   \n",
       "Zambia                                               4               12.0   \n",
       "Zimbabwe                                            14               39.0   \n",
       "\n",
       "                                      pct_knows_python  \n",
       "Afghanistan                                   0.205128  \n",
       "Albania                                       0.277108  \n",
       "Algeria                                       0.317460  \n",
       "Andorra                                       0.000000  \n",
       "Angola                                        0.500000  \n",
       "...                                                ...  \n",
       "Venezuela, Bolivarian Republic of...          0.321839  \n",
       "Viet Nam                                      0.354545  \n",
       "Yemen                                         0.176471  \n",
       "Zambia                                        0.333333  \n",
       "Zimbabwe                                      0.358974  \n",
       "\n",
       "[179 rows x 3 columns]"
      ]
     },
     "execution_count": 160,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "python_df"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Cleaning Data- Casting Datatypes and Handling Missing Values"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 161,
   "metadata": {},
   "outputs": [],
   "source": [
    "import numpy as np"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 162,
   "metadata": {},
   "outputs": [],
   "source": [
    "people = {\"first\":[\"Corey\",\"Jane\",\"John\",\"Chris\",np.nan,None,\"NA\"],\n",
    "           \"last\":[\"Schafer\",\"Doe\",\"Doe\",\"Schafer\",np.nan,np.nan,\"Missing\"],\n",
    "           \"email\":[\"CoreySchafer@gmail.com\",\"JaneDoe@email.com\",\"JohnDoe@email.com\",None,np.nan,\"Asynchronous\",\"NA\"],\n",
    "            \"age\":[\"33\",\"55\",\"63\",\"36\",None,None,\"Missing\"]}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 163,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
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       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "      <th>age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>CoreySchafer@gmail.com</td>\n",
       "      <td>33</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JaneDoe@email.com</td>\n",
       "      <td>55</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JohnDoe@email.com</td>\n",
       "      <td>63</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>Chris</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>None</td>\n",
       "      <td>36</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Asynchronous</td>\n",
       "      <td>None</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last                   email      age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1   Jane      Doe       JaneDoe@email.com       55\n",
       "2   John      Doe       JohnDoe@email.com       63\n",
       "3  Chris  Schafer                    None       36\n",
       "4    NaN      NaN                     NaN     None\n",
       "5   None      NaN            Asynchronous     None\n",
       "6     NA  Missing                      NA  Missing"
      ]
     },
     "execution_count": 163,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df =pd.DataFrame(people)\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 164,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "      <th>age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>CoreySchafer@gmail.com</td>\n",
       "      <td>33</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JaneDoe@email.com</td>\n",
       "      <td>55</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JohnDoe@email.com</td>\n",
       "      <td>63</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last                   email      age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1   Jane      Doe       JaneDoe@email.com       55\n",
       "2   John      Doe       JohnDoe@email.com       63\n",
       "6     NA  Missing                      NA  Missing"
      ]
     },
     "execution_count": 164,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dropna()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 165,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
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       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "    }\n",
       "\n",
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       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "      <th>age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>CoreySchafer@gmail.com</td>\n",
       "      <td>33</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JaneDoe@email.com</td>\n",
       "      <td>55</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JohnDoe@email.com</td>\n",
       "      <td>63</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last                   email      age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1   Jane      Doe       JaneDoe@email.com       55\n",
       "2   John      Doe       JohnDoe@email.com       63\n",
       "6     NA  Missing                      NA  Missing"
      ]
     },
     "execution_count": 165,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dropna(axis=\"index\",how=\"any\") #default arguments-remove the row on finding any NaN values"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 166,
   "metadata": {},
   "outputs": [],
   "source": [
    "#index can be changed to columns and how can be changed to all"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 167,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "\n",
       "    .dataframe thead th {\n",
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       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "      <th>age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>CoreySchafer@gmail.com</td>\n",
       "      <td>33</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JaneDoe@email.com</td>\n",
       "      <td>55</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JohnDoe@email.com</td>\n",
       "      <td>63</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>Chris</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>None</td>\n",
       "      <td>36</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Asynchronous</td>\n",
       "      <td>None</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "      <td>NA</td>\n",
       "      <td>Missing</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last                   email      age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1   Jane      Doe       JaneDoe@email.com       55\n",
       "2   John      Doe       JohnDoe@email.com       63\n",
       "3  Chris  Schafer                    None       36\n",
       "5   None      NaN            Asynchronous     None\n",
       "6     NA  Missing                      NA  Missing"
      ]
     },
     "execution_count": 167,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dropna(axis=\"index\",how=\"all\") #delete the row if all values are NaN"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 168,
   "metadata": {},
   "outputs": [
    {
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       "Empty DataFrame\n",
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    "ex_df.dropna(axis=\"columns\",how=\"any\") #row 4 had all missing values"
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  {
   "cell_type": "code",
   "execution_count": 169,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "   first     last                   email      age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1   Jane      Doe       JaneDoe@email.com       55\n",
       "2   John      Doe       JohnDoe@email.com       63\n",
       "5   None      NaN            Asynchronous     None\n",
       "6     NA  Missing                      NA  Missing"
      ]
     },
     "execution_count": 169,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dropna(axis=\"index\",how=\"any\",subset=[\"email\"]) #if email column has missing values that row will be removed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 170,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "   first     last                   email      age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1   Jane      Doe       JaneDoe@email.com       55\n",
       "2   John      Doe       JohnDoe@email.com       63\n",
       "3  Chris  Schafer                    None       36\n",
       "5   None      NaN            Asynchronous     None\n",
       "6     NA  Missing                      NA  Missing"
      ]
     },
     "execution_count": 170,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dropna(axis=\"index\",how=\"all\", subset=[\"last\",\"email\"]) #if both last and email have missing values that row is removed"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 171,
   "metadata": {},
   "outputs": [
    {
     "data": {
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      ],
      "text/plain": [
       "   first     last                   email   age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com    33\n",
       "1   Jane      Doe       JaneDoe@email.com    55\n",
       "2   John      Doe       JohnDoe@email.com    63\n",
       "3  Chris  Schafer                    None    36\n",
       "4    NaN      NaN                     NaN  None\n",
       "5   None      NaN            Asynchronous  None\n",
       "6    NaN      NaN                     NaN   NaN"
      ]
     },
     "execution_count": 171,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.replace({\"NA\":np.nan,\"Missing\":np.nan},inplace=True)\n",
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 172,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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      "text/plain": [
       "   first     last                   email age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com  33\n",
       "1   Jane      Doe       JaneDoe@email.com  55\n",
       "2   John      Doe       JohnDoe@email.com  63"
      ]
     },
     "execution_count": 172,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dropna()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 173,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>3</th>\n",
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       "      <td>False</td>\n",
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       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>True</td>\n",
       "      <td>True</td>\n",
       "      <td>True</td>\n",
       "      <td>True</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>True</td>\n",
       "      <td>True</td>\n",
       "      <td>False</td>\n",
       "      <td>True</td>\n",
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       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>True</td>\n",
       "      <td>True</td>\n",
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       "      <td>True</td>\n",
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       "</div>"
      ],
      "text/plain": [
       "   first   last  email    age\n",
       "0  False  False  False  False\n",
       "1  False  False  False  False\n",
       "2  False  False  False  False\n",
       "3  False  False   True  False\n",
       "4   True   True   True   True\n",
       "5   True   True  False   True\n",
       "6   True   True   True   True"
      ]
     },
     "execution_count": 173,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.isna()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 174,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "      <td>Corey</td>\n",
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       "      <td>33</td>\n",
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       "      <td>JohnDoe@email.com</td>\n",
       "      <td>63</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>Chris</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>MISSING</td>\n",
       "      <td>36</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
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       "      <td>MISSING</td>\n",
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       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
       "      <td>MISSING</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "     first     last                   email      age\n",
       "0    Corey  Schafer  CoreySchafer@gmail.com       33\n",
       "1     Jane      Doe       JaneDoe@email.com       55\n",
       "2     John      Doe       JohnDoe@email.com       63\n",
       "3    Chris  Schafer                 MISSING       36\n",
       "4  MISSING  MISSING                 MISSING  MISSING\n",
       "5  MISSING  MISSING            Asynchronous  MISSING\n",
       "6  MISSING  MISSING                 MISSING  MISSING"
      ]
     },
     "execution_count": 174,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.fillna(\"MISSING\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 175,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "first    object\n",
       "last     object\n",
       "email    object\n",
       "age      object\n",
       "dtype: object"
      ]
     },
     "execution_count": 175,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dtypes"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 176,
   "metadata": {},
   "outputs": [],
   "source": [
    "#ex_df[\"age\"].mean()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 177,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "float"
      ]
     },
     "execution_count": 177,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "type(np.nan)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 178,
   "metadata": {},
   "outputs": [],
   "source": [
    "#ex_df[\"age\"] = ex_df[\"age\"].astype(int)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 179,
   "metadata": {},
   "outputs": [],
   "source": [
    "ex_df[\"age\"] = ex_df[\"age\"].astype(float)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 180,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
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       "    }\n",
       "\n",
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       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>first</th>\n",
       "      <th>last</th>\n",
       "      <th>email</th>\n",
       "      <th>age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Corey</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>CoreySchafer@gmail.com</td>\n",
       "      <td>33.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Jane</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JaneDoe@email.com</td>\n",
       "      <td>55.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>John</td>\n",
       "      <td>Doe</td>\n",
       "      <td>JohnDoe@email.com</td>\n",
       "      <td>63.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>Chris</td>\n",
       "      <td>Schafer</td>\n",
       "      <td>None</td>\n",
       "      <td>36.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Asynchronous</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   first     last                   email   age\n",
       "0  Corey  Schafer  CoreySchafer@gmail.com  33.0\n",
       "1   Jane      Doe       JaneDoe@email.com  55.0\n",
       "2   John      Doe       JohnDoe@email.com  63.0\n",
       "3  Chris  Schafer                    None  36.0\n",
       "4    NaN      NaN                     NaN   NaN\n",
       "5   None      NaN            Asynchronous   NaN\n",
       "6    NaN      NaN                     NaN   NaN"
      ]
     },
     "execution_count": 180,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 181,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "first     object\n",
       "last      object\n",
       "email     object\n",
       "age      float64\n",
       "dtype: object"
      ]
     },
     "execution_count": 181,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df.dtypes"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 182,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "46.75"
      ]
     },
     "execution_count": 182,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ex_df[\"age\"].mean()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 183,
   "metadata": {},
   "outputs": [],
   "source": [
    "na_vals = [\"NA\",\"Missing\"]\n",
    "df = pd.read_csv(\"survey_results_public.csv\", index_col=\"Respondent\",na_values=na_vals)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 184,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
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       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
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       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>EduOther</th>\n",
       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
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       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
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       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch Hobbyist  \\\n",
       "Respondent                                                               \n",
       "1                      I am a student who is learning to code      Yes   \n",
       "2                      I am a student who is learning to code       No   \n",
       "3           I am not primarily a developer, but I write co...      Yes   \n",
       "4                              I am a developer by profession       No   \n",
       "5                              I am a developer by profession      Yes   \n",
       "\n",
       "                           OpenSourcer  \\\n",
       "Respondent                               \n",
       "1                                Never   \n",
       "2              Less than once per year   \n",
       "3                                Never   \n",
       "4                                Never   \n",
       "5           Once a month or more often   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "3           The quality of OSS and closed source software ...   \n",
       "4           The quality of OSS and closed source software ...   \n",
       "5           OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                        Employment                 Country  \\\n",
       "Respondent                                                                   \n",
       "1           Not employed, and not looking for work          United Kingdom   \n",
       "2               Not employed, but looking for work  Bosnia and Herzegovina   \n",
       "3                               Employed full-time                Thailand   \n",
       "4                               Employed full-time           United States   \n",
       "5                               Employed full-time                 Ukraine   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "1                       No                          Primary/elementary school   \n",
       "2           Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "3                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                               Web development or web design   \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "5           Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "1           Taught yourself a new language, framework, or ...   \n",
       "2           Taken an online course in programming or softw...   \n",
       "3           Taught yourself a new language, framework, or ...   \n",
       "4           Taken an online course in programming or softw...   \n",
       "5           Taken an online course in programming or softw...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "1                                NaN   \n",
       "2                                NaN   \n",
       "3               100 to 499 employees   \n",
       "4               100 to 499 employees   \n",
       "5           10,000 or more employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "1                                                         NaN         4   \n",
       "2           Developer, desktop or enterprise applications;...       NaN   \n",
       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
       "4                                       Developer, full-stack         3   \n",
       "5           Academic researcher;Developer, desktop or ente...        16   \n",
       "\n",
       "           Age1stCode      YearsCodePro           CareerSat  \\\n",
       "Respondent                                                    \n",
       "1                  10               NaN                 NaN   \n",
       "2                  17               NaN                 NaN   \n",
       "3                  22                 1  Slightly satisfied   \n",
       "4                  16  Less than 1 year      Very satisfied   \n",
       "5                  14                 9   Very dissatisfied   \n",
       "\n",
       "                           JobSat              MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                    \n",
       "1                             NaN                   NaN       NaN       NaN   \n",
       "2                             NaN                   NaN       NaN       NaN   \n",
       "3              Slightly satisfied  Not at all confident  Not sure  Not sure   \n",
       "4              Slightly satisfied        Very confident        No  Not sure   \n",
       "5           Slightly dissatisfied    Somewhat confident       Yes        No   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             I am actively looking for a job   \n",
       "3           I’m not actively looking, but I am open to new...   \n",
       "4                I am not interested in new job opportunities   \n",
       "5                I am not interested in new job opportunities   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "1                            NaN   \n",
       "2           I've never had a job   \n",
       "3                  1-2 years ago   \n",
       "4           Less than a year ago   \n",
       "5           Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "1                                                         NaN      NaN   \n",
       "2                                                         NaN      NaN   \n",
       "3                         Interview with people in peer roles       No   \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "3           Languages, frameworks, and other technologies ...   \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "5           Industry that I'd be working in;Languages, fra...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "3                            I was preparing for a job search            THB   \n",
       "4                            I was preparing for a job search            USD   \n",
       "5                            I was preparing for a job search            UAH   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  ConvertedComp  \\\n",
       "Respondent                                                            \n",
       "1                            NaN        NaN      NaN            NaN   \n",
       "2                            NaN        NaN      NaN            NaN   \n",
       "3                      Thai baht    23000.0  Monthly         8820.0   \n",
       "4           United States dollar    61000.0   Yearly        61000.0   \n",
       "5              Ukrainian hryvnia        NaN      NaN            NaN   \n",
       "\n",
       "            WorkWeekHrs                                           WorkPlan  \\\n",
       "Respondent                                                                   \n",
       "1                   NaN                                                NaN   \n",
       "2                   NaN                                                NaN   \n",
       "3                  40.0  There's no schedule or spec; I work on what se...   \n",
       "4                  80.0  There's no schedule or spec; I work on what se...   \n",
       "5                  55.0  There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           Distracting work environment;Inadequate access...   \n",
       "4                                                         NaN   \n",
       "5           Being tasked with non-development work;Inadequ...   \n",
       "\n",
       "                                  WorkRemote WorkLoc                  ImpSyn  \\\n",
       "Respondent                                                                     \n",
       "1                                        NaN     NaN                     NaN   \n",
       "2                                        NaN     NaN                     NaN   \n",
       "3           Less than once per month / Never    Home                 Average   \n",
       "4           Less than once per month / Never    Home  A little below average   \n",
       "5                      A few days each month  Office  A little above average   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "1                                               NaN         NaN   \n",
       "2                                               NaN         NaN   \n",
       "3                                                No         NaN   \n",
       "4                                                No         NaN   \n",
       "5           Yes, because I see value in code review         NaN   \n",
       "\n",
       "                                UnitTests  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3               No, but I think we should   \n",
       "4               No, but I think we should   \n",
       "5           Yes, it's part of our process   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                                                    Not sure   \n",
       "4           Developers typically have the most influence o...   \n",
       "5                                                    Not sure   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3           I have little or no influence   \n",
       "4           I have little or no influence   \n",
       "5           I have little or no influence   \n",
       "\n",
       "                                     LanguageWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                       HTML/CSS;Java;JavaScript;Python   \n",
       "2                                   C++;HTML/CSS;Python   \n",
       "3                                              HTML/CSS   \n",
       "4                                   C;C++;C#;Python;SQL   \n",
       "5           C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "\n",
       "                                     LanguageDesireNextYear  \\\n",
       "Respondent                                                    \n",
       "1           C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                               C++;HTML/CSS;JavaScript;SQL   \n",
       "3                                           Elixir;HTML/CSS   \n",
       "4                                       C;C#;JavaScript;SQL   \n",
       "5                  HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "\n",
       "                                          DatabaseWorkedWith  \\\n",
       "Respondent                                                     \n",
       "1                                                     SQLite   \n",
       "2                                                        NaN   \n",
       "3                                                 PostgreSQL   \n",
       "4                                               MySQL;SQLite   \n",
       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                                       MySQL   \n",
       "2                                                       MySQL   \n",
       "3                                                  PostgreSQL   \n",
       "4                                                MySQL;SQLite   \n",
       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "\n",
       "                           PlatformWorkedWith  \\\n",
       "Respondent                                      \n",
       "1                               MacOS;Windows   \n",
       "2                                     Windows   \n",
       "3                                         NaN   \n",
       "4                               Linux;Windows   \n",
       "5           Android;Linux;MacOS;Slack;Windows   \n",
       "\n",
       "                           PlatformDesireNextYear  \\\n",
       "Respondent                                          \n",
       "1                         Android;Arduino;Windows   \n",
       "2                                         Windows   \n",
       "3                                             NaN   \n",
       "4                                   Linux;Windows   \n",
       "5           Android;Docker;Kubernetes;Linux;Slack   \n",
       "\n",
       "                                     WebFrameWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                                          Django;Flask   \n",
       "2                                                Django   \n",
       "3                                                   NaN   \n",
       "4                                                   NaN   \n",
       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
       "\n",
       "                  WebFrameDesireNextYear MiscTechWorkedWith  \\\n",
       "Respondent                                                    \n",
       "1                           Flask;jQuery            Node.js   \n",
       "2                                 Django                NaN   \n",
       "3                              Other(s):                NaN   \n",
       "4                                    NaN               .NET   \n",
       "5           Flask;jQuery;React.js;Spring    Cordova;Node.js   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                                            Node.js   \n",
       "2                                                NaN   \n",
       "3                                                NaN   \n",
       "4                                               .NET   \n",
       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
       "\n",
       "                                              DevEnviron        OpSys  \\\n",
       "Respondent                                                              \n",
       "1                             IntelliJ;Notepad++;PyCharm      Windows   \n",
       "2                                           Atom;PyCharm      Windows   \n",
       "3                                 Vim;Visual Studio Code  Linux-based   \n",
       "4           Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "5                                 IntelliJ;Notepad++;Vim  Linux-based   \n",
       "\n",
       "                                        Containers BlockchainOrg  \\\n",
       "Respondent                                                         \n",
       "1                          I do not use containers           NaN   \n",
       "2                          I do not use containers           NaN   \n",
       "3                          I do not use containers           NaN   \n",
       "4                          I do not use containers    Not at all   \n",
       "5           Outside of work, for personal projects    Not at all   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN        Yes   \n",
       "2           Useful across many domains and could change ma...        Yes   \n",
       "3                                                         NaN        Yes   \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "5                                                         NaN        Yes   \n",
       "\n",
       "                                            ITperson OffOn SocialMedia  \\\n",
       "Respondent                                                               \n",
       "1           Fortunately, someone else has that title   Yes     Twitter   \n",
       "2                                                Yes   Yes   Instagram   \n",
       "3                                                Yes   Yes      Reddit   \n",
       "4                                               SIGH   Yes      Reddit   \n",
       "5                                           Also Yes   Yes    Facebook   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "1                             Online   Username              2017   \n",
       "2                             Online   Username              2017   \n",
       "3           In real life (in person)   Username              2011   \n",
       "4           In real life (in person)   Username              2014   \n",
       "5           In real life (in person)   Username  I don't remember   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "3                      A few times per week   \n",
       "4                     Daily or almost daily   \n",
       "5                    Multiple times per day   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "3           Find answers to specific questions;Learn how t...   \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "5                          Find answers to specific questions   \n",
       "\n",
       "                           SOFindAnswer                     SOTimeSaved  \\\n",
       "Respondent                                                                \n",
       "1                    3-5 times per week  Stack Overflow was much faster   \n",
       "2                    3-5 times per week  Stack Overflow was much faster   \n",
       "3                   6-10 times per week        They were about the same   \n",
       "4                    1-2 times per week  Stack Overflow was much faster   \n",
       "5           More than 10 times per week  Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "1           31-60 minutes        No                                  NaN   \n",
       "2           11-30 minutes       Yes      A few times per month or weekly   \n",
       "3                     NaN       Yes  Less than once per month or monthly   \n",
       "4           31-60 minutes       Yes  Less than once per month or monthly   \n",
       "5                     NaN       Yes      A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "3                                                         Yes   \n",
       "4                                                         Yes   \n",
       "5           No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "1                         No, and I don't know what those are   \n",
       "2                         No, and I don't know what those are   \n",
       "3           No, I've heard of them, but I am not part of a...   \n",
       "4                         No, and I don't know what those are   \n",
       "5           No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                            WelcomeChange  \\\n",
       "Respondent                                                             \n",
       "1                   Neutral  Just as welcome now as I felt last year   \n",
       "2             Yes, somewhat  Just as welcome now as I felt last year   \n",
       "3                   Neutral  Just as welcome now as I felt last year   \n",
       "4            No, not really  Just as welcome now as I felt last year   \n",
       "5           Yes, definitely  Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "1             No  Straight / Heterosexual   \n",
       "2             No  Straight / Heterosexual   \n",
       "3             No  Straight / Heterosexual   \n",
       "4             No  Straight / Heterosexual   \n",
       "5             No  Straight / Heterosexual   \n",
       "\n",
       "                                           Ethnicity Dependents  \\\n",
       "Respondent                                                        \n",
       "1                                                NaN         No   \n",
       "2                                                NaN         No   \n",
       "3                                                NaN        Yes   \n",
       "4                       White or of European descent         No   \n",
       "5           White or of European descent;Multiracial         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  \n",
       "3           Appropriate in length  Neither easy nor difficult  \n",
       "4           Appropriate in length                        Easy  \n",
       "5           Appropriate in length                        Easy  "
      ]
     },
     "execution_count": 184,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 185,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Respondent\n",
       "1       4\n",
       "2     NaN\n",
       "3       3\n",
       "4       3\n",
       "5      16\n",
       "6      13\n",
       "7       6\n",
       "8       8\n",
       "9      12\n",
       "10     12\n",
       "Name: YearsCode, dtype: object"
      ]
     },
     "execution_count": 185,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"YearsCode\"].head(10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 186,
   "metadata": {},
   "outputs": [],
   "source": [
    "#df[\"YearsCode\"].mean()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 187,
   "metadata": {},
   "outputs": [],
   "source": [
    "#df[\"YearsCode\"] = df[\"YearsCode\"].astype(float)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 188,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "array(['4', nan, '3', '16', '13', '6', '8', '12', '2', '5', '17', '10',\n",
       "       '14', '35', '7', 'Less than 1 year', '30', '9', '26', '40', '19',\n",
       "       '15', '20', '28', '25', '1', '22', '11', '33', '50', '41', '18',\n",
       "       '34', '24', '23', '42', '27', '21', '36', '32', '39', '38', '31',\n",
       "       '37', 'More than 50 years', '29', '44', '45', '48', '46', '43',\n",
       "       '47', '49'], dtype=object)"
      ]
     },
     "execution_count": 188,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"YearsCode\"].unique()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 189,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "array(['4', nan, '3', '16', '13', '6', '8', '12', '2', '5', '17', '10',\n",
       "       '14', '35', '7', 0, '30', '9', '26', '40', '19', '15', '20', '28',\n",
       "       '25', '1', '22', '11', '33', '50', '41', '18', '34', '24', '23',\n",
       "       '42', '27', '21', '36', '32', '39', '38', '31', '37', 51, '29',\n",
       "       '44', '45', '48', '46', '43', '47', '49'], dtype=object)"
      ]
     },
     "execution_count": 189,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"YearsCode\"].replace({\"Less than 1 year\":0,\"More than 50 years\":51},inplace = True)\n",
    "df[\"YearsCode\"].unique()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 190,
   "metadata": {},
   "outputs": [],
   "source": [
    "df[\"YearsCode\"] = df[\"YearsCode\"].astype(float)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 191,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "11.662114216834588"
      ]
     },
     "execution_count": 191,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"YearsCode\"].mean()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 192,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "9.0"
      ]
     },
     "execution_count": 192,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"YearsCode\"].median()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Working with Dates and Time Series Data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 193,
   "metadata": {},
   "outputs": [],
   "source": [
    "df = pd.read_csv(\"ETH_1h.csv\")\n",
    "from datetime import datetime"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 194,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Date</th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>2020-03-13 08-PM</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>129.94</td>\n",
       "      <td>131.82</td>\n",
       "      <td>126.87</td>\n",
       "      <td>128.71</td>\n",
       "      <td>1940673.93</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2020-03-13 07-PM</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>119.51</td>\n",
       "      <td>132.02</td>\n",
       "      <td>117.10</td>\n",
       "      <td>129.94</td>\n",
       "      <td>7579741.09</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>2020-03-13 06-PM</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.47</td>\n",
       "      <td>124.85</td>\n",
       "      <td>115.50</td>\n",
       "      <td>119.51</td>\n",
       "      <td>4898735.81</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>2020-03-13 05-PM</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.08</td>\n",
       "      <td>127.42</td>\n",
       "      <td>121.63</td>\n",
       "      <td>124.47</td>\n",
       "      <td>2753450.92</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>2020-03-13 04-PM</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.85</td>\n",
       "      <td>129.51</td>\n",
       "      <td>120.17</td>\n",
       "      <td>124.08</td>\n",
       "      <td>4461424.71</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "               Date  Symbol    Open    High     Low   Close      Volume\n",
       "0  2020-03-13 08-PM  ETHUSD  129.94  131.82  126.87  128.71  1940673.93\n",
       "1  2020-03-13 07-PM  ETHUSD  119.51  132.02  117.10  129.94  7579741.09\n",
       "2  2020-03-13 06-PM  ETHUSD  124.47  124.85  115.50  119.51  4898735.81\n",
       "3  2020-03-13 05-PM  ETHUSD  124.08  127.42  121.63  124.47  2753450.92\n",
       "4  2020-03-13 04-PM  ETHUSD  124.85  129.51  120.17  124.08  4461424.71"
      ]
     },
     "execution_count": 194,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 195,
   "metadata": {},
   "outputs": [],
   "source": [
    "#df.loc[0,\"Date\"].day_name()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 196,
   "metadata": {},
   "outputs": [],
   "source": [
    "#df[\"Date\"] = pd.to_datetime(df[\"Date\"])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 197,
   "metadata": {},
   "outputs": [],
   "source": [
    "df[\"Date\"] = pd.to_datetime(df[\"Date\"], format=\"%Y-%m-%d %I-%p\") #we need to have a proper format for pandas string to convert to datetime"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 198,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0       2020-03-13 20:00:00\n",
       "1       2020-03-13 19:00:00\n",
       "2       2020-03-13 18:00:00\n",
       "3       2020-03-13 17:00:00\n",
       "4       2020-03-13 16:00:00\n",
       "                ...        \n",
       "23669   2017-07-01 15:00:00\n",
       "23670   2017-07-01 14:00:00\n",
       "23671   2017-07-01 13:00:00\n",
       "23672   2017-07-01 12:00:00\n",
       "23673   2017-07-01 11:00:00\n",
       "Name: Date, Length: 23674, dtype: datetime64[ns]"
      ]
     },
     "execution_count": 198,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Date\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 199,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'Friday'"
      ]
     },
     "execution_count": 199,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[0,\"Date\"].day_name()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 200,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Date</th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>2020-03-13 20:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>129.94</td>\n",
       "      <td>131.82</td>\n",
       "      <td>126.87</td>\n",
       "      <td>128.71</td>\n",
       "      <td>1940673.93</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2020-03-13 19:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>119.51</td>\n",
       "      <td>132.02</td>\n",
       "      <td>117.10</td>\n",
       "      <td>129.94</td>\n",
       "      <td>7579741.09</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>2020-03-13 18:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.47</td>\n",
       "      <td>124.85</td>\n",
       "      <td>115.50</td>\n",
       "      <td>119.51</td>\n",
       "      <td>4898735.81</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>2020-03-13 17:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.08</td>\n",
       "      <td>127.42</td>\n",
       "      <td>121.63</td>\n",
       "      <td>124.47</td>\n",
       "      <td>2753450.92</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>2020-03-13 16:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.85</td>\n",
       "      <td>129.51</td>\n",
       "      <td>120.17</td>\n",
       "      <td>124.08</td>\n",
       "      <td>4461424.71</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23669</th>\n",
       "      <td>2017-07-01 15:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>265.74</td>\n",
       "      <td>272.74</td>\n",
       "      <td>265.00</td>\n",
       "      <td>272.57</td>\n",
       "      <td>1500282.55</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23670</th>\n",
       "      <td>2017-07-01 14:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>268.79</td>\n",
       "      <td>269.90</td>\n",
       "      <td>265.00</td>\n",
       "      <td>265.74</td>\n",
       "      <td>1702536.85</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23671</th>\n",
       "      <td>2017-07-01 13:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>274.83</td>\n",
       "      <td>274.93</td>\n",
       "      <td>265.00</td>\n",
       "      <td>268.79</td>\n",
       "      <td>3010787.99</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23672</th>\n",
       "      <td>2017-07-01 12:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>275.01</td>\n",
       "      <td>275.01</td>\n",
       "      <td>271.00</td>\n",
       "      <td>274.83</td>\n",
       "      <td>824362.87</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>23673</th>\n",
       "      <td>2017-07-01 11:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>279.98</td>\n",
       "      <td>279.99</td>\n",
       "      <td>272.10</td>\n",
       "      <td>275.01</td>\n",
       "      <td>679358.87</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>23674 rows × 7 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                     Date  Symbol    Open    High     Low   Close      Volume\n",
       "0     2020-03-13 20:00:00  ETHUSD  129.94  131.82  126.87  128.71  1940673.93\n",
       "1     2020-03-13 19:00:00  ETHUSD  119.51  132.02  117.10  129.94  7579741.09\n",
       "2     2020-03-13 18:00:00  ETHUSD  124.47  124.85  115.50  119.51  4898735.81\n",
       "3     2020-03-13 17:00:00  ETHUSD  124.08  127.42  121.63  124.47  2753450.92\n",
       "4     2020-03-13 16:00:00  ETHUSD  124.85  129.51  120.17  124.08  4461424.71\n",
       "...                   ...     ...     ...     ...     ...     ...         ...\n",
       "23669 2017-07-01 15:00:00  ETHUSD  265.74  272.74  265.00  272.57  1500282.55\n",
       "23670 2017-07-01 14:00:00  ETHUSD  268.79  269.90  265.00  265.74  1702536.85\n",
       "23671 2017-07-01 13:00:00  ETHUSD  274.83  274.93  265.00  268.79  3010787.99\n",
       "23672 2017-07-01 12:00:00  ETHUSD  275.01  275.01  271.00  274.83   824362.87\n",
       "23673 2017-07-01 11:00:00  ETHUSD  279.98  279.99  272.10  275.01   679358.87\n",
       "\n",
       "[23674 rows x 7 columns]"
      ]
     },
     "execution_count": 200,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "d_parser = lambda x: datetime.strptime(x, \"%Y-%m-%d %I-%p\")\n",
    "df = pd.read_csv(\"ETH_1h.csv\" , parse_dates=[\"Date\"] , date_parser = d_parser)\n",
    "df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 201,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0          Friday\n",
       "1          Friday\n",
       "2          Friday\n",
       "3          Friday\n",
       "4          Friday\n",
       "           ...   \n",
       "23669    Saturday\n",
       "23670    Saturday\n",
       "23671    Saturday\n",
       "23672    Saturday\n",
       "23673    Saturday\n",
       "Name: Date, Length: 23674, dtype: object"
      ]
     },
     "execution_count": 201,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Date\"].dt.day_name()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 202,
   "metadata": {},
   "outputs": [],
   "source": [
    "df[\"DayOfWeek\"] = df[\"Date\"].dt.day_name()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 203,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
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       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Date</th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "      <th>DayOfWeek</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>2020-03-13 20:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>129.94</td>\n",
       "      <td>131.82</td>\n",
       "      <td>126.87</td>\n",
       "      <td>128.71</td>\n",
       "      <td>1940673.93</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2020-03-13 19:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>119.51</td>\n",
       "      <td>132.02</td>\n",
       "      <td>117.10</td>\n",
       "      <td>129.94</td>\n",
       "      <td>7579741.09</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>2020-03-13 18:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.47</td>\n",
       "      <td>124.85</td>\n",
       "      <td>115.50</td>\n",
       "      <td>119.51</td>\n",
       "      <td>4898735.81</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>2020-03-13 17:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.08</td>\n",
       "      <td>127.42</td>\n",
       "      <td>121.63</td>\n",
       "      <td>124.47</td>\n",
       "      <td>2753450.92</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>2020-03-13 16:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.85</td>\n",
       "      <td>129.51</td>\n",
       "      <td>120.17</td>\n",
       "      <td>124.08</td>\n",
       "      <td>4461424.71</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                 Date  Symbol    Open    High     Low   Close      Volume  \\\n",
       "0 2020-03-13 20:00:00  ETHUSD  129.94  131.82  126.87  128.71  1940673.93   \n",
       "1 2020-03-13 19:00:00  ETHUSD  119.51  132.02  117.10  129.94  7579741.09   \n",
       "2 2020-03-13 18:00:00  ETHUSD  124.47  124.85  115.50  119.51  4898735.81   \n",
       "3 2020-03-13 17:00:00  ETHUSD  124.08  127.42  121.63  124.47  2753450.92   \n",
       "4 2020-03-13 16:00:00  ETHUSD  124.85  129.51  120.17  124.08  4461424.71   \n",
       "\n",
       "  DayOfWeek  \n",
       "0    Friday  \n",
       "1    Friday  \n",
       "2    Friday  \n",
       "3    Friday  \n",
       "4    Friday  "
      ]
     },
     "execution_count": 203,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 204,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Timestamp('2017-07-01 11:00:00')"
      ]
     },
     "execution_count": 204,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Date\"].min()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 205,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Timestamp('2020-03-13 20:00:00')"
      ]
     },
     "execution_count": 205,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Date\"].max()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 206,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Timedelta('986 days 09:00:00')"
      ]
     },
     "execution_count": 206,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df[\"Date\"].max()-df[\"Date\"].min()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 207,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
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       "        text-align: right;\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Date</th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "      <th>DayOfWeek</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1749</th>\n",
       "      <td>2019-12-31 23:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.33</td>\n",
       "      <td>128.69</td>\n",
       "      <td>128.14</td>\n",
       "      <td>128.54</td>\n",
       "      <td>440678.91</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1750</th>\n",
       "      <td>2019-12-31 22:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.38</td>\n",
       "      <td>128.69</td>\n",
       "      <td>127.95</td>\n",
       "      <td>128.33</td>\n",
       "      <td>554646.02</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1751</th>\n",
       "      <td>2019-12-31 21:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>127.86</td>\n",
       "      <td>128.43</td>\n",
       "      <td>127.72</td>\n",
       "      <td>128.38</td>\n",
       "      <td>350155.69</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1752</th>\n",
       "      <td>2019-12-31 20:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>127.84</td>\n",
       "      <td>128.34</td>\n",
       "      <td>127.71</td>\n",
       "      <td>127.86</td>\n",
       "      <td>428183.38</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1753</th>\n",
       "      <td>2019-12-31 19:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.69</td>\n",
       "      <td>128.69</td>\n",
       "      <td>127.60</td>\n",
       "      <td>127.84</td>\n",
       "      <td>1169847.84</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10504</th>\n",
       "      <td>2019-01-01 04:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.75</td>\n",
       "      <td>133.96</td>\n",
       "      <td>130.74</td>\n",
       "      <td>131.96</td>\n",
       "      <td>2791135.37</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10505</th>\n",
       "      <td>2019-01-01 03:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.06</td>\n",
       "      <td>130.79</td>\n",
       "      <td>130.06</td>\n",
       "      <td>130.75</td>\n",
       "      <td>503732.63</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10506</th>\n",
       "      <td>2019-01-01 02:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.79</td>\n",
       "      <td>130.88</td>\n",
       "      <td>129.55</td>\n",
       "      <td>130.06</td>\n",
       "      <td>838183.43</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10507</th>\n",
       "      <td>2019-01-01 01:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>131.62</td>\n",
       "      <td>131.62</td>\n",
       "      <td>130.77</td>\n",
       "      <td>130.79</td>\n",
       "      <td>434917.99</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10508</th>\n",
       "      <td>2019-01-01 00:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.53</td>\n",
       "      <td>131.91</td>\n",
       "      <td>130.48</td>\n",
       "      <td>131.62</td>\n",
       "      <td>1067136.21</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>8760 rows × 8 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                     Date  Symbol    Open    High     Low   Close      Volume  \\\n",
       "1749  2019-12-31 23:00:00  ETHUSD  128.33  128.69  128.14  128.54   440678.91   \n",
       "1750  2019-12-31 22:00:00  ETHUSD  128.38  128.69  127.95  128.33   554646.02   \n",
       "1751  2019-12-31 21:00:00  ETHUSD  127.86  128.43  127.72  128.38   350155.69   \n",
       "1752  2019-12-31 20:00:00  ETHUSD  127.84  128.34  127.71  127.86   428183.38   \n",
       "1753  2019-12-31 19:00:00  ETHUSD  128.69  128.69  127.60  127.84  1169847.84   \n",
       "...                   ...     ...     ...     ...     ...     ...         ...   \n",
       "10504 2019-01-01 04:00:00  ETHUSD  130.75  133.96  130.74  131.96  2791135.37   \n",
       "10505 2019-01-01 03:00:00  ETHUSD  130.06  130.79  130.06  130.75   503732.63   \n",
       "10506 2019-01-01 02:00:00  ETHUSD  130.79  130.88  129.55  130.06   838183.43   \n",
       "10507 2019-01-01 01:00:00  ETHUSD  131.62  131.62  130.77  130.79   434917.99   \n",
       "10508 2019-01-01 00:00:00  ETHUSD  130.53  131.91  130.48  131.62  1067136.21   \n",
       "\n",
       "      DayOfWeek  \n",
       "1749    Tuesday  \n",
       "1750    Tuesday  \n",
       "1751    Tuesday  \n",
       "1752    Tuesday  \n",
       "1753    Tuesday  \n",
       "...         ...  \n",
       "10504   Tuesday  \n",
       "10505   Tuesday  \n",
       "10506   Tuesday  \n",
       "10507   Tuesday  \n",
       "10508   Tuesday  \n",
       "\n",
       "[8760 rows x 8 columns]"
      ]
     },
     "execution_count": 207,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = (df[\"Date\"] >= \"2019\") & (df[\"Date\"] < \"2020\")\n",
    "df.loc[filt]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 208,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "      <th>Date</th>\n",
       "      <th>Symbol</th>\n",
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       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "      <th>DayOfWeek</th>\n",
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       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1749</th>\n",
       "      <td>2019-12-31 23:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.33</td>\n",
       "      <td>128.69</td>\n",
       "      <td>128.14</td>\n",
       "      <td>128.54</td>\n",
       "      <td>440678.91</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1750</th>\n",
       "      <td>2019-12-31 22:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.38</td>\n",
       "      <td>128.69</td>\n",
       "      <td>127.95</td>\n",
       "      <td>128.33</td>\n",
       "      <td>554646.02</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1751</th>\n",
       "      <td>2019-12-31 21:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>127.86</td>\n",
       "      <td>128.43</td>\n",
       "      <td>127.72</td>\n",
       "      <td>128.38</td>\n",
       "      <td>350155.69</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1752</th>\n",
       "      <td>2019-12-31 20:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>127.84</td>\n",
       "      <td>128.34</td>\n",
       "      <td>127.71</td>\n",
       "      <td>127.86</td>\n",
       "      <td>428183.38</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1753</th>\n",
       "      <td>2019-12-31 19:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.69</td>\n",
       "      <td>128.69</td>\n",
       "      <td>127.60</td>\n",
       "      <td>127.84</td>\n",
       "      <td>1169847.84</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
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       "      <td>...</td>\n",
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       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10504</th>\n",
       "      <td>2019-01-01 04:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.75</td>\n",
       "      <td>133.96</td>\n",
       "      <td>130.74</td>\n",
       "      <td>131.96</td>\n",
       "      <td>2791135.37</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10505</th>\n",
       "      <td>2019-01-01 03:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.06</td>\n",
       "      <td>130.79</td>\n",
       "      <td>130.06</td>\n",
       "      <td>130.75</td>\n",
       "      <td>503732.63</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10506</th>\n",
       "      <td>2019-01-01 02:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.79</td>\n",
       "      <td>130.88</td>\n",
       "      <td>129.55</td>\n",
       "      <td>130.06</td>\n",
       "      <td>838183.43</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10507</th>\n",
       "      <td>2019-01-01 01:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>131.62</td>\n",
       "      <td>131.62</td>\n",
       "      <td>130.77</td>\n",
       "      <td>130.79</td>\n",
       "      <td>434917.99</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10508</th>\n",
       "      <td>2019-01-01 00:00:00</td>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.53</td>\n",
       "      <td>131.91</td>\n",
       "      <td>130.48</td>\n",
       "      <td>131.62</td>\n",
       "      <td>1067136.21</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>8760 rows × 8 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                     Date  Symbol    Open    High     Low   Close      Volume  \\\n",
       "1749  2019-12-31 23:00:00  ETHUSD  128.33  128.69  128.14  128.54   440678.91   \n",
       "1750  2019-12-31 22:00:00  ETHUSD  128.38  128.69  127.95  128.33   554646.02   \n",
       "1751  2019-12-31 21:00:00  ETHUSD  127.86  128.43  127.72  128.38   350155.69   \n",
       "1752  2019-12-31 20:00:00  ETHUSD  127.84  128.34  127.71  127.86   428183.38   \n",
       "1753  2019-12-31 19:00:00  ETHUSD  128.69  128.69  127.60  127.84  1169847.84   \n",
       "...                   ...     ...     ...     ...     ...     ...         ...   \n",
       "10504 2019-01-01 04:00:00  ETHUSD  130.75  133.96  130.74  131.96  2791135.37   \n",
       "10505 2019-01-01 03:00:00  ETHUSD  130.06  130.79  130.06  130.75   503732.63   \n",
       "10506 2019-01-01 02:00:00  ETHUSD  130.79  130.88  129.55  130.06   838183.43   \n",
       "10507 2019-01-01 01:00:00  ETHUSD  131.62  131.62  130.77  130.79   434917.99   \n",
       "10508 2019-01-01 00:00:00  ETHUSD  130.53  131.91  130.48  131.62  1067136.21   \n",
       "\n",
       "      DayOfWeek  \n",
       "1749    Tuesday  \n",
       "1750    Tuesday  \n",
       "1751    Tuesday  \n",
       "1752    Tuesday  \n",
       "1753    Tuesday  \n",
       "...         ...  \n",
       "10504   Tuesday  \n",
       "10505   Tuesday  \n",
       "10506   Tuesday  \n",
       "10507   Tuesday  \n",
       "10508   Tuesday  \n",
       "\n",
       "[8760 rows x 8 columns]"
      ]
     },
     "execution_count": 208,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = (df[\"Date\"] >= pd.to_datetime(\"2019\")) & (df[\"Date\"] < pd.to_datetime(\"2020\"))\n",
    "df.loc[filt]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 209,
   "metadata": {},
   "outputs": [],
   "source": [
    "df.set_index(\"Date\" , inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 210,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
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       "\n",
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       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "      <th>DayOfWeek</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Date</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>2020-03-13 20:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>129.94</td>\n",
       "      <td>131.82</td>\n",
       "      <td>126.87</td>\n",
       "      <td>128.71</td>\n",
       "      <td>1940673.93</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-13 19:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>119.51</td>\n",
       "      <td>132.02</td>\n",
       "      <td>117.10</td>\n",
       "      <td>129.94</td>\n",
       "      <td>7579741.09</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-13 18:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.47</td>\n",
       "      <td>124.85</td>\n",
       "      <td>115.50</td>\n",
       "      <td>119.51</td>\n",
       "      <td>4898735.81</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-13 17:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.08</td>\n",
       "      <td>127.42</td>\n",
       "      <td>121.63</td>\n",
       "      <td>124.47</td>\n",
       "      <td>2753450.92</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-13 16:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>124.85</td>\n",
       "      <td>129.51</td>\n",
       "      <td>120.17</td>\n",
       "      <td>124.08</td>\n",
       "      <td>4461424.71</td>\n",
       "      <td>Friday</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                     Symbol    Open    High     Low   Close      Volume  \\\n",
       "Date                                                                      \n",
       "2020-03-13 20:00:00  ETHUSD  129.94  131.82  126.87  128.71  1940673.93   \n",
       "2020-03-13 19:00:00  ETHUSD  119.51  132.02  117.10  129.94  7579741.09   \n",
       "2020-03-13 18:00:00  ETHUSD  124.47  124.85  115.50  119.51  4898735.81   \n",
       "2020-03-13 17:00:00  ETHUSD  124.08  127.42  121.63  124.47  2753450.92   \n",
       "2020-03-13 16:00:00  ETHUSD  124.85  129.51  120.17  124.08  4461424.71   \n",
       "\n",
       "                    DayOfWeek  \n",
       "Date                           \n",
       "2020-03-13 20:00:00    Friday  \n",
       "2020-03-13 19:00:00    Friday  \n",
       "2020-03-13 18:00:00    Friday  \n",
       "2020-03-13 17:00:00    Friday  \n",
       "2020-03-13 16:00:00    Friday  "
      ]
     },
     "execution_count": 210,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 211,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "      <th>DayOfWeek</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Date</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>2019-12-31 23:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.33</td>\n",
       "      <td>128.69</td>\n",
       "      <td>128.14</td>\n",
       "      <td>128.54</td>\n",
       "      <td>440678.91</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-12-31 22:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.38</td>\n",
       "      <td>128.69</td>\n",
       "      <td>127.95</td>\n",
       "      <td>128.33</td>\n",
       "      <td>554646.02</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-12-31 21:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>127.86</td>\n",
       "      <td>128.43</td>\n",
       "      <td>127.72</td>\n",
       "      <td>128.38</td>\n",
       "      <td>350155.69</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-12-31 20:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>127.84</td>\n",
       "      <td>128.34</td>\n",
       "      <td>127.71</td>\n",
       "      <td>127.86</td>\n",
       "      <td>428183.38</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-12-31 19:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.69</td>\n",
       "      <td>128.69</td>\n",
       "      <td>127.60</td>\n",
       "      <td>127.84</td>\n",
       "      <td>1169847.84</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-01-01 04:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.75</td>\n",
       "      <td>133.96</td>\n",
       "      <td>130.74</td>\n",
       "      <td>131.96</td>\n",
       "      <td>2791135.37</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-01-01 03:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.06</td>\n",
       "      <td>130.79</td>\n",
       "      <td>130.06</td>\n",
       "      <td>130.75</td>\n",
       "      <td>503732.63</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-01-01 02:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.79</td>\n",
       "      <td>130.88</td>\n",
       "      <td>129.55</td>\n",
       "      <td>130.06</td>\n",
       "      <td>838183.43</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-01-01 01:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>131.62</td>\n",
       "      <td>131.62</td>\n",
       "      <td>130.77</td>\n",
       "      <td>130.79</td>\n",
       "      <td>434917.99</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2019-01-01 00:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.53</td>\n",
       "      <td>131.91</td>\n",
       "      <td>130.48</td>\n",
       "      <td>131.62</td>\n",
       "      <td>1067136.21</td>\n",
       "      <td>Tuesday</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>8760 rows × 7 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                     Symbol    Open    High     Low   Close      Volume  \\\n",
       "Date                                                                      \n",
       "2019-12-31 23:00:00  ETHUSD  128.33  128.69  128.14  128.54   440678.91   \n",
       "2019-12-31 22:00:00  ETHUSD  128.38  128.69  127.95  128.33   554646.02   \n",
       "2019-12-31 21:00:00  ETHUSD  127.86  128.43  127.72  128.38   350155.69   \n",
       "2019-12-31 20:00:00  ETHUSD  127.84  128.34  127.71  127.86   428183.38   \n",
       "2019-12-31 19:00:00  ETHUSD  128.69  128.69  127.60  127.84  1169847.84   \n",
       "...                     ...     ...     ...     ...     ...         ...   \n",
       "2019-01-01 04:00:00  ETHUSD  130.75  133.96  130.74  131.96  2791135.37   \n",
       "2019-01-01 03:00:00  ETHUSD  130.06  130.79  130.06  130.75   503732.63   \n",
       "2019-01-01 02:00:00  ETHUSD  130.79  130.88  129.55  130.06   838183.43   \n",
       "2019-01-01 01:00:00  ETHUSD  131.62  131.62  130.77  130.79   434917.99   \n",
       "2019-01-01 00:00:00  ETHUSD  130.53  131.91  130.48  131.62  1067136.21   \n",
       "\n",
       "                    DayOfWeek  \n",
       "Date                           \n",
       "2019-12-31 23:00:00   Tuesday  \n",
       "2019-12-31 22:00:00   Tuesday  \n",
       "2019-12-31 21:00:00   Tuesday  \n",
       "2019-12-31 20:00:00   Tuesday  \n",
       "2019-12-31 19:00:00   Tuesday  \n",
       "...                       ...  \n",
       "2019-01-01 04:00:00   Tuesday  \n",
       "2019-01-01 03:00:00   Tuesday  \n",
       "2019-01-01 02:00:00   Tuesday  \n",
       "2019-01-01 01:00:00   Tuesday  \n",
       "2019-01-01 00:00:00   Tuesday  \n",
       "\n",
       "[8760 rows x 7 columns]"
      ]
     },
     "execution_count": 211,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[\"2019\"] #we can access entire years when datetime object is set as index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 212,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Symbol</th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "      <th>DayOfWeek</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Date</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>2020-02-29 23:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>223.35</td>\n",
       "      <td>223.58</td>\n",
       "      <td>216.83</td>\n",
       "      <td>217.31</td>\n",
       "      <td>1927939.88</td>\n",
       "      <td>Saturday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-29 22:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>223.48</td>\n",
       "      <td>223.59</td>\n",
       "      <td>222.14</td>\n",
       "      <td>223.35</td>\n",
       "      <td>535998.57</td>\n",
       "      <td>Saturday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-29 21:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>224.63</td>\n",
       "      <td>225.14</td>\n",
       "      <td>222.74</td>\n",
       "      <td>223.48</td>\n",
       "      <td>561158.03</td>\n",
       "      <td>Saturday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-29 20:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>225.31</td>\n",
       "      <td>225.33</td>\n",
       "      <td>223.50</td>\n",
       "      <td>224.63</td>\n",
       "      <td>511648.65</td>\n",
       "      <td>Saturday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-29 19:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>225.09</td>\n",
       "      <td>225.85</td>\n",
       "      <td>223.87</td>\n",
       "      <td>225.31</td>\n",
       "      <td>1250856.20</td>\n",
       "      <td>Saturday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-01-01 04:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>129.57</td>\n",
       "      <td>130.00</td>\n",
       "      <td>129.50</td>\n",
       "      <td>129.56</td>\n",
       "      <td>702786.82</td>\n",
       "      <td>Wednesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-01-01 03:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.37</td>\n",
       "      <td>130.44</td>\n",
       "      <td>129.38</td>\n",
       "      <td>129.57</td>\n",
       "      <td>496704.23</td>\n",
       "      <td>Wednesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-01-01 02:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>130.14</td>\n",
       "      <td>130.50</td>\n",
       "      <td>129.91</td>\n",
       "      <td>130.37</td>\n",
       "      <td>396315.72</td>\n",
       "      <td>Wednesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-01-01 01:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.34</td>\n",
       "      <td>130.14</td>\n",
       "      <td>128.32</td>\n",
       "      <td>130.14</td>\n",
       "      <td>635419.40</td>\n",
       "      <td>Wednesday</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-01-01 00:00:00</th>\n",
       "      <td>ETHUSD</td>\n",
       "      <td>128.54</td>\n",
       "      <td>128.54</td>\n",
       "      <td>128.12</td>\n",
       "      <td>128.34</td>\n",
       "      <td>245119.91</td>\n",
       "      <td>Wednesday</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>1440 rows × 7 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                     Symbol    Open    High     Low   Close      Volume  \\\n",
       "Date                                                                      \n",
       "2020-02-29 23:00:00  ETHUSD  223.35  223.58  216.83  217.31  1927939.88   \n",
       "2020-02-29 22:00:00  ETHUSD  223.48  223.59  222.14  223.35   535998.57   \n",
       "2020-02-29 21:00:00  ETHUSD  224.63  225.14  222.74  223.48   561158.03   \n",
       "2020-02-29 20:00:00  ETHUSD  225.31  225.33  223.50  224.63   511648.65   \n",
       "2020-02-29 19:00:00  ETHUSD  225.09  225.85  223.87  225.31  1250856.20   \n",
       "...                     ...     ...     ...     ...     ...         ...   \n",
       "2020-01-01 04:00:00  ETHUSD  129.57  130.00  129.50  129.56   702786.82   \n",
       "2020-01-01 03:00:00  ETHUSD  130.37  130.44  129.38  129.57   496704.23   \n",
       "2020-01-01 02:00:00  ETHUSD  130.14  130.50  129.91  130.37   396315.72   \n",
       "2020-01-01 01:00:00  ETHUSD  128.34  130.14  128.32  130.14   635419.40   \n",
       "2020-01-01 00:00:00  ETHUSD  128.54  128.54  128.12  128.34   245119.91   \n",
       "\n",
       "                     DayOfWeek  \n",
       "Date                            \n",
       "2020-02-29 23:00:00   Saturday  \n",
       "2020-02-29 22:00:00   Saturday  \n",
       "2020-02-29 21:00:00   Saturday  \n",
       "2020-02-29 20:00:00   Saturday  \n",
       "2020-02-29 19:00:00   Saturday  \n",
       "...                        ...  \n",
       "2020-01-01 04:00:00  Wednesday  \n",
       "2020-01-01 03:00:00  Wednesday  \n",
       "2020-01-01 02:00:00  Wednesday  \n",
       "2020-01-01 01:00:00  Wednesday  \n",
       "2020-01-01 00:00:00  Wednesday  \n",
       "\n",
       "[1440 rows x 7 columns]"
      ]
     },
     "execution_count": 212,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[\"2020-01\":\"2020-02\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 213,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "195.1655902777778"
      ]
     },
     "execution_count": 213,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[\"2020-01\":\"2020-02\"][\"Close\"].mean()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 214,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "132.68"
      ]
     },
     "execution_count": 214,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.loc[\"2020-01-01\"][\"High\"].max()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 215,
   "metadata": {},
   "outputs": [],
   "source": [
    "highs =  df[\"High\"].resample(\"D\").max() #we resample highs on a daily basis"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 216,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "132.68"
      ]
     },
     "execution_count": 216,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "highs[\"2020-01-01\"]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 217,
   "metadata": {},
   "outputs": [],
   "source": [
    "%matplotlib inline"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 218,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<AxesSubplot:xlabel='Date'>"
      ]
     },
     "execution_count": 218,
     "metadata": {},
     "output_type": "execute_result"
    },
    {
     "data": {
      "image/png": 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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "highs.plot()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 219,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Open</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Close</th>\n",
       "      <th>Volume</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Date</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>2017-07-02</th>\n",
       "      <td>268.066486</td>\n",
       "      <td>271.124595</td>\n",
       "      <td>264.819730</td>\n",
       "      <td>268.202162</td>\n",
       "      <td>2.185035e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-09</th>\n",
       "      <td>261.337024</td>\n",
       "      <td>262.872917</td>\n",
       "      <td>259.186190</td>\n",
       "      <td>261.062083</td>\n",
       "      <td>1.337349e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-16</th>\n",
       "      <td>196.193214</td>\n",
       "      <td>199.204405</td>\n",
       "      <td>192.722321</td>\n",
       "      <td>195.698393</td>\n",
       "      <td>2.986756e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-23</th>\n",
       "      <td>212.351429</td>\n",
       "      <td>215.779286</td>\n",
       "      <td>209.126310</td>\n",
       "      <td>212.783750</td>\n",
       "      <td>4.298593e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-30</th>\n",
       "      <td>203.496190</td>\n",
       "      <td>205.110357</td>\n",
       "      <td>201.714048</td>\n",
       "      <td>203.309524</td>\n",
       "      <td>1.581729e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-16</th>\n",
       "      <td>255.021667</td>\n",
       "      <td>257.255238</td>\n",
       "      <td>252.679762</td>\n",
       "      <td>255.198452</td>\n",
       "      <td>2.329087e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-23</th>\n",
       "      <td>265.220833</td>\n",
       "      <td>267.263690</td>\n",
       "      <td>262.948512</td>\n",
       "      <td>265.321905</td>\n",
       "      <td>1.826094e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-01</th>\n",
       "      <td>236.720536</td>\n",
       "      <td>238.697500</td>\n",
       "      <td>234.208750</td>\n",
       "      <td>236.373988</td>\n",
       "      <td>2.198762e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-08</th>\n",
       "      <td>229.923571</td>\n",
       "      <td>231.284583</td>\n",
       "      <td>228.373810</td>\n",
       "      <td>229.817619</td>\n",
       "      <td>1.628910e+06</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-15</th>\n",
       "      <td>176.937521</td>\n",
       "      <td>179.979487</td>\n",
       "      <td>172.936239</td>\n",
       "      <td>176.332821</td>\n",
       "      <td>4.259828e+06</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>142 rows × 5 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                  Open        High         Low       Close        Volume\n",
       "Date                                                                    \n",
       "2017-07-02  268.066486  271.124595  264.819730  268.202162  2.185035e+06\n",
       "2017-07-09  261.337024  262.872917  259.186190  261.062083  1.337349e+06\n",
       "2017-07-16  196.193214  199.204405  192.722321  195.698393  2.986756e+06\n",
       "2017-07-23  212.351429  215.779286  209.126310  212.783750  4.298593e+06\n",
       "2017-07-30  203.496190  205.110357  201.714048  203.309524  1.581729e+06\n",
       "...                ...         ...         ...         ...           ...\n",
       "2020-02-16  255.021667  257.255238  252.679762  255.198452  2.329087e+06\n",
       "2020-02-23  265.220833  267.263690  262.948512  265.321905  1.826094e+06\n",
       "2020-03-01  236.720536  238.697500  234.208750  236.373988  2.198762e+06\n",
       "2020-03-08  229.923571  231.284583  228.373810  229.817619  1.628910e+06\n",
       "2020-03-15  176.937521  179.979487  172.936239  176.332821  4.259828e+06\n",
       "\n",
       "[142 rows x 5 columns]"
      ]
     },
     "execution_count": 219,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.resample(\"W\").mean()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 220,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "<style scoped>\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
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       "        text-align: right;\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Close</th>\n",
       "      <th>High</th>\n",
       "      <th>Low</th>\n",
       "      <th>Volume</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Date</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>2017-07-02</th>\n",
       "      <td>268.202162</td>\n",
       "      <td>293.73</td>\n",
       "      <td>253.23</td>\n",
       "      <td>8.084631e+07</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-09</th>\n",
       "      <td>261.062083</td>\n",
       "      <td>285.00</td>\n",
       "      <td>231.25</td>\n",
       "      <td>2.246746e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-16</th>\n",
       "      <td>195.698393</td>\n",
       "      <td>240.33</td>\n",
       "      <td>130.26</td>\n",
       "      <td>5.017750e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-23</th>\n",
       "      <td>212.783750</td>\n",
       "      <td>249.40</td>\n",
       "      <td>153.25</td>\n",
       "      <td>7.221637e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2017-07-30</th>\n",
       "      <td>203.309524</td>\n",
       "      <td>229.99</td>\n",
       "      <td>178.03</td>\n",
       "      <td>2.657305e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-16</th>\n",
       "      <td>255.198452</td>\n",
       "      <td>290.00</td>\n",
       "      <td>216.31</td>\n",
       "      <td>3.912867e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-02-23</th>\n",
       "      <td>265.321905</td>\n",
       "      <td>287.13</td>\n",
       "      <td>242.36</td>\n",
       "      <td>3.067838e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-01</th>\n",
       "      <td>236.373988</td>\n",
       "      <td>278.13</td>\n",
       "      <td>209.26</td>\n",
       "      <td>3.693920e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-08</th>\n",
       "      <td>229.817619</td>\n",
       "      <td>253.01</td>\n",
       "      <td>196.00</td>\n",
       "      <td>2.736569e+08</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2020-03-15</th>\n",
       "      <td>176.332821</td>\n",
       "      <td>208.65</td>\n",
       "      <td>90.00</td>\n",
       "      <td>4.983998e+08</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>142 rows × 4 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "                 Close    High     Low        Volume\n",
       "Date                                                \n",
       "2017-07-02  268.202162  293.73  253.23  8.084631e+07\n",
       "2017-07-09  261.062083  285.00  231.25  2.246746e+08\n",
       "2017-07-16  195.698393  240.33  130.26  5.017750e+08\n",
       "2017-07-23  212.783750  249.40  153.25  7.221637e+08\n",
       "2017-07-30  203.309524  229.99  178.03  2.657305e+08\n",
       "...                ...     ...     ...           ...\n",
       "2020-02-16  255.198452  290.00  216.31  3.912867e+08\n",
       "2020-02-23  265.321905  287.13  242.36  3.067838e+08\n",
       "2020-03-01  236.373988  278.13  209.26  3.693920e+08\n",
       "2020-03-08  229.817619  253.01  196.00  2.736569e+08\n",
       "2020-03-15  176.332821  208.65   90.00  4.983998e+08\n",
       "\n",
       "[142 rows x 4 columns]"
      ]
     },
     "execution_count": 220,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df.resample(\"W\").agg({\"Close\":\"mean\",\"High\":\"max\",\"Low\":\"min\", \"Volume\":\"sum\"})"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Reading and Writing to different sources"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 221,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
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       "      <th>OpenSource</th>\n",
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       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, and not looking for work</td>\n",
       "      <td>United Kingdom</td>\n",
       "      <td>No</td>\n",
       "      <td>Primary/elementary school</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>4</td>\n",
       "      <td>10</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
       "      <td>SQLite</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>MacOS;Windows</td>\n",
       "      <td>Android;Arduino;Windows</td>\n",
       "      <td>Django;Flask</td>\n",
       "      <td>Flask;jQuery</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Fortunately, someone else has that title</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Twitter</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>14.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>No</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>Bosnia and Herzegovina</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, desktop or enterprise applications;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>17</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I am actively looking for a job</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Financial performance or funding status of the...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C++;HTML/CSS;Python</td>\n",
       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>MySQL</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Windows</td>\n",
       "      <td>Django</td>\n",
       "      <td>Django</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Atom;PyCharm</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Instagram</td>\n",
       "      <td>Online</td>\n",
       "      <td>Username</td>\n",
       "      <td>2017</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>19.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am not primarily a developer, but I write co...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Thailand</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Web development or web design</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
       "      <td>3</td>\n",
       "      <td>22</td>\n",
       "      <td>1</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Not at all confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Interview with people in peer roles</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>THB</td>\n",
       "      <td>Thai baht</td>\n",
       "      <td>23000.0</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>8820.0</td>\n",
       "      <td>40.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>Distracting work environment;Inadequate access...</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>HTML/CSS</td>\n",
       "      <td>Elixir;HTML/CSS</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>PostgreSQL</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Other(s):</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Vim;Visual Studio Code</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2011</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>6-10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Neutral</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>28.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>No</td>\n",
       "      <td>Never</td>\n",
       "      <td>The quality of OSS and closed source software ...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>United States</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>100 to 499 employees</td>\n",
       "      <td>Developer, full-stack</td>\n",
       "      <td>3</td>\n",
       "      <td>16</td>\n",
       "      <td>Less than 1 year</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>USD</td>\n",
       "      <td>United States dollar</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>61000.0</td>\n",
       "      <td>80.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Home</td>\n",
       "      <td>A little below average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No, but I think we should</td>\n",
       "      <td>Developers typically have the most influence o...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C;C++;C#;Python;SQL</td>\n",
       "      <td>C;C#;JavaScript;SQL</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>MySQL;SQLite</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET</td>\n",
       "      <td>.NET</td>\n",
       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
       "      <td>Windows</td>\n",
       "      <td>I do not use containers</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Reddit</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2014</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
       "      <td>1-2 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>31-60 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>No, not really</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>22.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>Ukraine</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
       "      <td>16</td>\n",
       "      <td>14</td>\n",
       "      <td>9</td>\n",
       "      <td>Very dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No</td>\n",
       "      <td>I am not interested in new job opportunities</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
       "      <td>No</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>UAH</td>\n",
       "      <td>Ukrainian hryvnia</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>55.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Office</td>\n",
       "      <td>A little above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Flask;jQuery;React.js;Spring</td>\n",
       "      <td>Cordova;Node.js</td>\n",
       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
       "      <td>IntelliJ;Notepad++;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Outside of work, for personal projects</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Facebook</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>I don't remember</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was much faster</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
       "      <td>30.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>White or of European descent;Multiracial</td>\n",
       "      <td>No</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                                   MainBranch Hobbyist  \\\n",
       "Respondent                                                               \n",
       "1                      I am a student who is learning to code      Yes   \n",
       "2                      I am a student who is learning to code       No   \n",
       "3           I am not primarily a developer, but I write co...      Yes   \n",
       "4                              I am a developer by profession       No   \n",
       "5                              I am a developer by profession      Yes   \n",
       "\n",
       "                           OpenSourcer  \\\n",
       "Respondent                               \n",
       "1                                Never   \n",
       "2              Less than once per year   \n",
       "3                                Never   \n",
       "4                                Never   \n",
       "5           Once a month or more often   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "1           The quality of OSS and closed source software ...   \n",
       "2           The quality of OSS and closed source software ...   \n",
       "3           The quality of OSS and closed source software ...   \n",
       "4           The quality of OSS and closed source software ...   \n",
       "5           OSS is, on average, of HIGHER quality than pro...   \n",
       "\n",
       "                                        Employment                 Country  \\\n",
       "Respondent                                                                   \n",
       "1           Not employed, and not looking for work          United Kingdom   \n",
       "2               Not employed, but looking for work  Bosnia and Herzegovina   \n",
       "3                               Employed full-time                Thailand   \n",
       "4                               Employed full-time           United States   \n",
       "5                               Employed full-time                 Ukraine   \n",
       "\n",
       "                   Student                                            EdLevel  \\\n",
       "Respondent                                                                      \n",
       "1                       No                          Primary/elementary school   \n",
       "2           Yes, full-time  Secondary school (e.g. American high school, G...   \n",
       "3                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "5                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                               Web development or web design   \n",
       "4           Computer science, computer engineering, or sof...   \n",
       "5           Computer science, computer engineering, or sof...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "1           Taught yourself a new language, framework, or ...   \n",
       "2           Taken an online course in programming or softw...   \n",
       "3           Taught yourself a new language, framework, or ...   \n",
       "4           Taken an online course in programming or softw...   \n",
       "5           Taken an online course in programming or softw...   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "1                                NaN   \n",
       "2                                NaN   \n",
       "3               100 to 499 employees   \n",
       "4               100 to 499 employees   \n",
       "5           10,000 or more employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "1                                                         NaN         4   \n",
       "2           Developer, desktop or enterprise applications;...       NaN   \n",
       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
       "4                                       Developer, full-stack         3   \n",
       "5           Academic researcher;Developer, desktop or ente...        16   \n",
       "\n",
       "           Age1stCode      YearsCodePro           CareerSat  \\\n",
       "Respondent                                                    \n",
       "1                  10               NaN                 NaN   \n",
       "2                  17               NaN                 NaN   \n",
       "3                  22                 1  Slightly satisfied   \n",
       "4                  16  Less than 1 year      Very satisfied   \n",
       "5                  14                 9   Very dissatisfied   \n",
       "\n",
       "                           JobSat              MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                    \n",
       "1                             NaN                   NaN       NaN       NaN   \n",
       "2                             NaN                   NaN       NaN       NaN   \n",
       "3              Slightly satisfied  Not at all confident  Not sure  Not sure   \n",
       "4              Slightly satisfied        Very confident        No  Not sure   \n",
       "5           Slightly dissatisfied    Somewhat confident       Yes        No   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                             I am actively looking for a job   \n",
       "3           I’m not actively looking, but I am open to new...   \n",
       "4                I am not interested in new job opportunities   \n",
       "5                I am not interested in new job opportunities   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "1                            NaN   \n",
       "2           I've never had a job   \n",
       "3                  1-2 years ago   \n",
       "4           Less than a year ago   \n",
       "5           Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "1                                                         NaN      NaN   \n",
       "2                                                         NaN      NaN   \n",
       "3                         Interview with people in peer roles       No   \n",
       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2           Financial performance or funding status of the...   \n",
       "3           Languages, frameworks, and other technologies ...   \n",
       "4           Languages, frameworks, and other technologies ...   \n",
       "5           Industry that I'd be working in;Languages, fra...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "1                                                         NaN            NaN   \n",
       "2           Something else changed (education, award, medi...            NaN   \n",
       "3                            I was preparing for a job search            THB   \n",
       "4                            I was preparing for a job search            USD   \n",
       "5                            I was preparing for a job search            UAH   \n",
       "\n",
       "                    CurrencyDesc  CompTotal CompFreq  ConvertedComp  \\\n",
       "Respondent                                                            \n",
       "1                            NaN        NaN      NaN            NaN   \n",
       "2                            NaN        NaN      NaN            NaN   \n",
       "3                      Thai baht    23000.0  Monthly         8820.0   \n",
       "4           United States dollar    61000.0   Yearly        61000.0   \n",
       "5              Ukrainian hryvnia        NaN      NaN            NaN   \n",
       "\n",
       "            WorkWeekHrs                                           WorkPlan  \\\n",
       "Respondent                                                                   \n",
       "1                   NaN                                                NaN   \n",
       "2                   NaN                                                NaN   \n",
       "3                  40.0  There's no schedule or spec; I work on what se...   \n",
       "4                  80.0  There's no schedule or spec; I work on what se...   \n",
       "5                  55.0  There is a schedule and/or spec (made by me or...   \n",
       "\n",
       "                                                WorkChallenge  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3           Distracting work environment;Inadequate access...   \n",
       "4                                                         NaN   \n",
       "5           Being tasked with non-development work;Inadequ...   \n",
       "\n",
       "                                  WorkRemote WorkLoc                  ImpSyn  \\\n",
       "Respondent                                                                     \n",
       "1                                        NaN     NaN                     NaN   \n",
       "2                                        NaN     NaN                     NaN   \n",
       "3           Less than once per month / Never    Home                 Average   \n",
       "4           Less than once per month / Never    Home  A little below average   \n",
       "5                      A few days each month  Office  A little above average   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "1                                               NaN         NaN   \n",
       "2                                               NaN         NaN   \n",
       "3                                                No         NaN   \n",
       "4                                                No         NaN   \n",
       "5           Yes, because I see value in code review         NaN   \n",
       "\n",
       "                                UnitTests  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3               No, but I think we should   \n",
       "4               No, but I think we should   \n",
       "5           Yes, it's part of our process   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "1                                                         NaN   \n",
       "2                                                         NaN   \n",
       "3                                                    Not sure   \n",
       "4           Developers typically have the most influence o...   \n",
       "5                                                    Not sure   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "1                                     NaN   \n",
       "2                                     NaN   \n",
       "3           I have little or no influence   \n",
       "4           I have little or no influence   \n",
       "5           I have little or no influence   \n",
       "\n",
       "                                     LanguageWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                       HTML/CSS;Java;JavaScript;Python   \n",
       "2                                   C++;HTML/CSS;Python   \n",
       "3                                              HTML/CSS   \n",
       "4                                   C;C++;C#;Python;SQL   \n",
       "5           C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
       "\n",
       "                                     LanguageDesireNextYear  \\\n",
       "Respondent                                                    \n",
       "1           C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
       "2                               C++;HTML/CSS;JavaScript;SQL   \n",
       "3                                           Elixir;HTML/CSS   \n",
       "4                                       C;C#;JavaScript;SQL   \n",
       "5                  HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
       "\n",
       "                                          DatabaseWorkedWith  \\\n",
       "Respondent                                                     \n",
       "1                                                     SQLite   \n",
       "2                                                        NaN   \n",
       "3                                                 PostgreSQL   \n",
       "4                                               MySQL;SQLite   \n",
       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "1                                                       MySQL   \n",
       "2                                                       MySQL   \n",
       "3                                                  PostgreSQL   \n",
       "4                                                MySQL;SQLite   \n",
       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
       "\n",
       "                           PlatformWorkedWith  \\\n",
       "Respondent                                      \n",
       "1                               MacOS;Windows   \n",
       "2                                     Windows   \n",
       "3                                         NaN   \n",
       "4                               Linux;Windows   \n",
       "5           Android;Linux;MacOS;Slack;Windows   \n",
       "\n",
       "                           PlatformDesireNextYear  \\\n",
       "Respondent                                          \n",
       "1                         Android;Arduino;Windows   \n",
       "2                                         Windows   \n",
       "3                                             NaN   \n",
       "4                                   Linux;Windows   \n",
       "5           Android;Docker;Kubernetes;Linux;Slack   \n",
       "\n",
       "                                     WebFrameWorkedWith  \\\n",
       "Respondent                                                \n",
       "1                                          Django;Flask   \n",
       "2                                                Django   \n",
       "3                                                   NaN   \n",
       "4                                                   NaN   \n",
       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
       "\n",
       "                  WebFrameDesireNextYear MiscTechWorkedWith  \\\n",
       "Respondent                                                    \n",
       "1                           Flask;jQuery            Node.js   \n",
       "2                                 Django                NaN   \n",
       "3                              Other(s):                NaN   \n",
       "4                                    NaN               .NET   \n",
       "5           Flask;jQuery;React.js;Spring    Cordova;Node.js   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "Respondent                                             \n",
       "1                                            Node.js   \n",
       "2                                                NaN   \n",
       "3                                                NaN   \n",
       "4                                               .NET   \n",
       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
       "\n",
       "                                              DevEnviron        OpSys  \\\n",
       "Respondent                                                              \n",
       "1                             IntelliJ;Notepad++;PyCharm      Windows   \n",
       "2                                           Atom;PyCharm      Windows   \n",
       "3                                 Vim;Visual Studio Code  Linux-based   \n",
       "4           Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
       "5                                 IntelliJ;Notepad++;Vim  Linux-based   \n",
       "\n",
       "                                        Containers BlockchainOrg  \\\n",
       "Respondent                                                         \n",
       "1                          I do not use containers           NaN   \n",
       "2                          I do not use containers           NaN   \n",
       "3                          I do not use containers           NaN   \n",
       "4                          I do not use containers    Not at all   \n",
       "5           Outside of work, for personal projects    Not at all   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "1                                                         NaN        Yes   \n",
       "2           Useful across many domains and could change ma...        Yes   \n",
       "3                                                         NaN        Yes   \n",
       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
       "5                                                         NaN        Yes   \n",
       "\n",
       "                                            ITperson OffOn SocialMedia  \\\n",
       "Respondent                                                               \n",
       "1           Fortunately, someone else has that title   Yes     Twitter   \n",
       "2                                                Yes   Yes   Instagram   \n",
       "3                                                Yes   Yes      Reddit   \n",
       "4                                               SIGH   Yes      Reddit   \n",
       "5                                           Also Yes   Yes    Facebook   \n",
       "\n",
       "                        Extraversion ScreenName        SOVisit1st  \\\n",
       "Respondent                                                          \n",
       "1                             Online   Username              2017   \n",
       "2                             Online   Username              2017   \n",
       "3           In real life (in person)   Username              2011   \n",
       "4           In real life (in person)   Username              2014   \n",
       "5           In real life (in person)   Username  I don't remember   \n",
       "\n",
       "                                SOVisitFreq  \\\n",
       "Respondent                                    \n",
       "1           A few times per month or weekly   \n",
       "2                     Daily or almost daily   \n",
       "3                      A few times per week   \n",
       "4                     Daily or almost daily   \n",
       "5                    Multiple times per day   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "1           Find answers to specific questions;Learn how t...   \n",
       "2           Find answers to specific questions;Learn how t...   \n",
       "3           Find answers to specific questions;Learn how t...   \n",
       "4           Find answers to specific questions;Pass the ti...   \n",
       "5                          Find answers to specific questions   \n",
       "\n",
       "                           SOFindAnswer                     SOTimeSaved  \\\n",
       "Respondent                                                                \n",
       "1                    3-5 times per week  Stack Overflow was much faster   \n",
       "2                    3-5 times per week  Stack Overflow was much faster   \n",
       "3                   6-10 times per week        They were about the same   \n",
       "4                    1-2 times per week  Stack Overflow was much faster   \n",
       "5           More than 10 times per week  Stack Overflow was much faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "1           31-60 minutes        No                                  NaN   \n",
       "2           11-30 minutes       Yes      A few times per month or weekly   \n",
       "3                     NaN       Yes  Less than once per month or monthly   \n",
       "4           31-60 minutes       Yes  Less than once per month or monthly   \n",
       "5                     NaN       Yes      A few times per month or weekly   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "1           No, I didn't know that Stack Overflow had a jo...   \n",
       "2           No, I knew that Stack Overflow had a job board...   \n",
       "3                                                         Yes   \n",
       "4                                                         Yes   \n",
       "5           No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "1                         No, and I don't know what those are   \n",
       "2                         No, and I don't know what those are   \n",
       "3           No, I've heard of them, but I am not part of a...   \n",
       "4                         No, and I don't know what those are   \n",
       "5           No, I've heard of them, but I am not part of a...   \n",
       "\n",
       "                     SOComm                            WelcomeChange  \\\n",
       "Respondent                                                             \n",
       "1                   Neutral  Just as welcome now as I felt last year   \n",
       "2             Yes, somewhat  Just as welcome now as I felt last year   \n",
       "3                   Neutral  Just as welcome now as I felt last year   \n",
       "4            No, not really  Just as welcome now as I felt last year   \n",
       "5           Yes, definitely  Just as welcome now as I felt last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
       "\n",
       "           Trans                Sexuality  \\\n",
       "Respondent                                  \n",
       "1             No  Straight / Heterosexual   \n",
       "2             No  Straight / Heterosexual   \n",
       "3             No  Straight / Heterosexual   \n",
       "4             No  Straight / Heterosexual   \n",
       "5             No  Straight / Heterosexual   \n",
       "\n",
       "                                           Ethnicity Dependents  \\\n",
       "Respondent                                                        \n",
       "1                                                NaN         No   \n",
       "2                                                NaN         No   \n",
       "3                                                NaN        Yes   \n",
       "4                       White or of European descent         No   \n",
       "5           White or of European descent;Multiracial         No   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "1           Appropriate in length  Neither easy nor difficult  \n",
       "2           Appropriate in length  Neither easy nor difficult  \n",
       "3           Appropriate in length  Neither easy nor difficult  \n",
       "4           Appropriate in length                        Easy  \n",
       "5           Appropriate in length                        Easy  "
      ]
     },
     "execution_count": 221,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df = pd.read_csv(\"survey_results_public.csv\",index_col=\"Respondent\")\n",
    "df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 222,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
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       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Respondent</th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "      <th></th>\n",
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       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
       "      <th></th>\n",
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       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>I code primarily as a hobby</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Express;Flask;React.js;Spring</td>\n",
       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
       "      <td>Hadoop;Node.js;Pandas</td>\n",
       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2012</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>24.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>10</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>950000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>13293.0</td>\n",
       "      <td>70.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>4.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Get a sense...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>15</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Student</td>\n",
       "      <td>3</td>\n",
       "      <td>13</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2018</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>20.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;DevOps specialist</td>\n",
       "      <td>7</td>\n",
       "      <td>15</td>\n",
       "      <td>2</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>400000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>5597.0</td>\n",
       "      <td>7.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Time spent commuting</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>HTML/CSS;JavaScript;Python</td>\n",
       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
       "      <td>Django;Express;Flask;jQuery</td>\n",
       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Notepad++;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Testing</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>65</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, front-end;Developer, mobile</td>\n",
       "      <td>2</td>\n",
       "      <td>17</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>48.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
       "      <td>Kotlin</td>\n",
       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Android</td>\n",
       "      <td>Android</td>\n",
       "      <td>ASP.NET</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;IntelliJ</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2017</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        MainBranch Hobbyist  \\\n",
       "Respondent                                                    \n",
       "8                      I code primarily as a hobby      Yes   \n",
       "10                  I am a developer by profession      Yes   \n",
       "15          I am a student who is learning to code      Yes   \n",
       "50                  I am a developer by profession      Yes   \n",
       "65                  I am a developer by profession      Yes   \n",
       "\n",
       "                           OpenSourcer  \\\n",
       "Respondent                               \n",
       "8              Less than once per year   \n",
       "10          Once a month or more often   \n",
       "15                               Never   \n",
       "50          Once a month or more often   \n",
       "65                               Never   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "8           OSS is, on average, of HIGHER quality than pro...   \n",
       "10          OSS is, on average, of HIGHER quality than pro...   \n",
       "15          OSS is, on average, of HIGHER quality than pro...   \n",
       "50          OSS is, on average, of LOWER quality than prop...   \n",
       "65                                                        NaN   \n",
       "\n",
       "                                    Employment Country         Student  \\\n",
       "Respondent                                                               \n",
       "8           Not employed, but looking for work   India             NaN   \n",
       "10                          Employed full-time   India              No   \n",
       "15          Not employed, but looking for work   India  Yes, full-time   \n",
       "50                          Employed full-time   India              No   \n",
       "65                          Employed full-time   India              No   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "15          Secondary school (e.g. American high school, G...   \n",
       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "8           Computer science, computer engineering, or sof...   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50          Another engineering discipline (ex. civil, ele...   \n",
       "65          Information systems, information technology, o...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "8           Taught yourself a new language, framework, or ...   \n",
       "10                                                        NaN   \n",
       "15          Taken an online course in programming or softw...   \n",
       "50          Received on-the-job training in software devel...   \n",
       "65                                                        NaN   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "8                                NaN   \n",
       "10          10,000 or more employees   \n",
       "15                               NaN   \n",
       "50          10,000 or more employees   \n",
       "65                20 to 99 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "8              Developer, back-end;Engineer, site reliability         8   \n",
       "10          Data or business analyst;Data scientist or mac...        12   \n",
       "15                                                    Student         3   \n",
       "50                      Developer, back-end;DevOps specialist         7   \n",
       "65                     Developer, front-end;Developer, mobile         2   \n",
       "\n",
       "           Age1stCode YearsCodePro              CareerSat  \\\n",
       "Respondent                                                  \n",
       "8                  16          NaN                    NaN   \n",
       "10                 20           10  Slightly dissatisfied   \n",
       "15                 13          NaN                    NaN   \n",
       "50                 15            2     Slightly satisfied   \n",
       "65                 17            2         Very satisfied   \n",
       "\n",
       "                           JobSat            MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                  \n",
       "8                             NaN                 NaN       NaN       NaN   \n",
       "10          Slightly dissatisfied  Somewhat confident       Yes       Yes   \n",
       "15                            NaN                 NaN       NaN       NaN   \n",
       "50                 Very satisfied      Very confident  Not sure       Yes   \n",
       "65                 Very satisfied      Very confident        No  Not sure   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          I’m not actively looking, but I am open to new...   \n",
       "15          I’m not actively looking, but I am open to new...   \n",
       "50          I’m not actively looking, but I am open to new...   \n",
       "65          I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "8                            NaN   \n",
       "10                 3-4 years ago   \n",
       "15          I've never had a job   \n",
       "50                 1-2 years ago   \n",
       "65          Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "8                                                         NaN      NaN   \n",
       "10                                                        NaN       No   \n",
       "15                                                        NaN      NaN   \n",
       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          Languages, frameworks, and other technologies ...   \n",
       "15          Industry that I'd be working in;Languages, fra...   \n",
       "50          Specific department or team I'd be working on;...   \n",
       "65          Languages, frameworks, and other technologies ...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "8                                                         NaN            NaN   \n",
       "10                                                        NaN            INR   \n",
       "15          Something else changed (education, award, medi...            NaN   \n",
       "50                           I was preparing for a job search            INR   \n",
       "65           My job status changed (promotion, new job, etc.)            INR   \n",
       "\n",
       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
       "Respondent                                                                 \n",
       "8                    NaN        NaN      NaN            NaN          NaN   \n",
       "10          Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
       "15                   NaN        NaN      NaN            NaN          NaN   \n",
       "50          Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
       "65          Indian rupee        NaN  Monthly            NaN         48.0   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          There's no schedule or spec; I work on what se...   \n",
       "15                                                        NaN   \n",
       "50          There is a schedule and/or spec (made by me or...   \n",
       "65          There's no schedule or spec; I work on what se...   \n",
       "\n",
       "                            WorkChallenge                        WorkRemote  \\\n",
       "Respondent                                                                    \n",
       "8                                     NaN                               NaN   \n",
       "10                                    NaN             A few days each month   \n",
       "15                                    NaN                               NaN   \n",
       "50          Meetings;Time spent commuting  Less than once per month / Never   \n",
       "65                                    NaN               About half the time   \n",
       "\n",
       "                                                   WorkLoc             ImpSyn  \\\n",
       "Respondent                                                                      \n",
       "8                                                      NaN                NaN   \n",
       "10                                                    Home  Far above average   \n",
       "15                                                     NaN                NaN   \n",
       "50          Other place, such as a coworking space or cafe            Average   \n",
       "65                                                  Office            Average   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "8                                               NaN         NaN   \n",
       "10          Yes, because I see value in code review         4.0   \n",
       "15                                              NaN         NaN   \n",
       "50                                               No         NaN   \n",
       "65          Yes, because I see value in code review         NaN   \n",
       "\n",
       "                                                    UnitTests  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                              Yes, it's part of our process   \n",
       "15                                                        NaN   \n",
       "50          Yes, it's not part of our process but the deve...   \n",
       "65          Yes, it's not part of our process but the deve...   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50          The CTO, CIO, or other management purchase new...   \n",
       "65                                                   Not sure   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "8                                     NaN   \n",
       "10                                    NaN   \n",
       "15                                    NaN   \n",
       "50          I have little or no influence   \n",
       "65                                    NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
       "50                                 HTML/CSS;JavaScript;Python   \n",
       "65                                                     Kotlin   \n",
       "\n",
       "                                           DatabaseWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
       "65                               Firebase;MySQL;Oracle;SQLite   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
       "65                                            Firebase;SQLite   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
       "10                                              Linux;Windows   \n",
       "15                                              Linux;Windows   \n",
       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
       "65                                                    Android   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "10                         Android;Linux;Raspberry Pi;Windows   \n",
       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
       "65                                                    Android   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8                               Express;Flask;React.js;Spring   \n",
       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "15                                                        NaN   \n",
       "50                                Django;Express;Flask;jQuery   \n",
       "65                                                    ASP.NET   \n",
       "\n",
       "                                       WebFrameDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8                        Django;Express;Flask;React.js;Vue.js   \n",
       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
       "65                                                        NaN   \n",
       "\n",
       "                           MiscTechWorkedWith  \\\n",
       "Respondent                                      \n",
       "8                       Hadoop;Node.js;Pandas   \n",
       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
       "15                                        NaN   \n",
       "50                                    Node.js   \n",
       "65                                        NaN   \n",
       "\n",
       "                                       MiscTechDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
       "50                                                    Node.js   \n",
       "65                                                        NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
       "50                               Notepad++;Visual Studio Code        MacOS   \n",
       "65                                    Android Studio;IntelliJ  Linux-based   \n",
       "\n",
       "                                                   Containers BlockchainOrg  \\\n",
       "Respondent                                                                    \n",
       "8           Development;Testing;Production;Outside of work...           NaN   \n",
       "10                                                        NaN    Not at all   \n",
       "15                                                Development           NaN   \n",
       "50                                                    Testing    Not at all   \n",
       "65                                                        NaN           NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "8           Useful across many domains and could change ma...        Yes   \n",
       "10          Useful for immutable record keeping outside of...         No   \n",
       "15                                                        NaN        Yes   \n",
       "50          Useful for immutable record keeping outside of...        Yes   \n",
       "65                                                        NaN        Yes   \n",
       "\n",
       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
       "Respondent                                                          \n",
       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
       "10               Yes    Yes     YouTube                   Neither   \n",
       "15               Yes  What?     YouTube  In real life (in person)   \n",
       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
       "\n",
       "             ScreenName SOVisit1st             SOVisitFreq  \\\n",
       "Respondent                                                   \n",
       "8                Handle       2012    A few times per week   \n",
       "10          Screen Name        NaN  Multiple times per day   \n",
       "15                  NaN       2018   Daily or almost daily   \n",
       "50             Username       2012   Daily or almost daily   \n",
       "65                  NaN       2017  Multiple times per day   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "8           Find answers to specific questions;Learn how t...   \n",
       "10          Find answers to specific questions;Get a sense...   \n",
       "15          Find answers to specific questions;Learn how t...   \n",
       "50          Find answers to specific questions;Learn how t...   \n",
       "65                         Find answers to specific questions   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "8               Less than once per week  Stack Overflow was slightly faster   \n",
       "10                   3-5 times per week            They were about the same   \n",
       "15          More than 10 times per week            They were about the same   \n",
       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
       "10                    NaN       Yes      A few times per month or weekly   \n",
       "15                    NaN       Yes  Less than once per month or monthly   \n",
       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
       "65          11-30 minutes       Yes                 A few times per week   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "8                                                         Yes   \n",
       "10                                                        Yes   \n",
       "15                                                        Yes   \n",
       "50          No, I knew that Stack Overflow had a job board...   \n",
       "65          No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "8                         No, and I don't know what those are   \n",
       "10                        No, and I don't know what those are   \n",
       "15          No, I've heard of them, but I am not part of a...   \n",
       "50                        No, and I don't know what those are   \n",
       "65                        No, and I don't know what those are   \n",
       "\n",
       "                     SOComm                             WelcomeChange  \\\n",
       "Respondent                                                              \n",
       "8           Yes, definitely     A lot more welcome now than last year   \n",
       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
       "65                 Not sure     A lot more welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
       "10          Tech articles written by other developers;Tech...   NaN    NaN   \n",
       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
       "65                                                        NaN  21.0    Man   \n",
       "\n",
       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
       "Respondent                                                          \n",
       "8             No  Straight / Heterosexual          NaN        NaN   \n",
       "10           NaN                      NaN          NaN        Yes   \n",
       "15            No                      NaN          NaN        Yes   \n",
       "50            No                      NaN  South Asian         No   \n",
       "65            No                      NaN          NaN        Yes   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "8           Appropriate in length  Neither easy nor difficult  \n",
       "10                       Too long                   Difficult  \n",
       "15                       Too long  Neither easy nor difficult  \n",
       "50                       Too long                        Easy  \n",
       "65          Appropriate in length  Neither easy nor difficult  "
      ]
     },
     "execution_count": 222,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "filt = df[\"Country\"] == \"India\"\n",
    "india_df = df.loc[filt]\n",
    "india_df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 223,
   "metadata": {},
   "outputs": [],
   "source": [
    "india_df.to_csv(\"survey_results_india.csv\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 224,
   "metadata": {},
   "outputs": [],
   "source": [
    "india_df.to_csv(\"survey_results_india.tsv\", sep=\"\\t\") #tab separated file"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 225,
   "metadata": {},
   "outputs": [],
   "source": [
    "#to read tsv use read_csv and add the sep argument as tab"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 226,
   "metadata": {},
   "outputs": [],
   "source": [
    "#To work with excel files we need a few packages - xlwt(writing to older format), openpyxl(writing to newer format) and xlrd(reading)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 227,
   "metadata": {},
   "outputs": [],
   "source": [
    "india_df.to_excel(\"survey_results_india.xlsx\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 228,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
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       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
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       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
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       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
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       "      <th>Respondent</th>\n",
       "      <th></th>\n",
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       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>I code primarily as a hobby</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Express;Flask;React.js;Spring</td>\n",
       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
       "      <td>Hadoop;Node.js;Pandas</td>\n",
       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2012</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>24.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>10</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>NaN</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>950000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>13293.0</td>\n",
       "      <td>70.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>4.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Get a sense...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>15</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Student</td>\n",
       "      <td>3</td>\n",
       "      <td>13</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2018</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>20.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>50</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;DevOps specialist</td>\n",
       "      <td>7</td>\n",
       "      <td>15</td>\n",
       "      <td>2</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>400000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>5597.0</td>\n",
       "      <td>7.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Time spent commuting</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>HTML/CSS;JavaScript;Python</td>\n",
       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
       "      <td>Django;Express;Flask;jQuery</td>\n",
       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Notepad++;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Testing</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>65</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, front-end;Developer, mobile</td>\n",
       "      <td>2</td>\n",
       "      <td>17</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>48.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
       "      <td>Kotlin</td>\n",
       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Android</td>\n",
       "      <td>Android</td>\n",
       "      <td>ASP.NET</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Android Studio;IntelliJ</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>NaN</td>\n",
       "      <td>2017</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>NaN</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                        MainBranch Hobbyist  \\\n",
       "Respondent                                                    \n",
       "8                      I code primarily as a hobby      Yes   \n",
       "10                  I am a developer by profession      Yes   \n",
       "15          I am a student who is learning to code      Yes   \n",
       "50                  I am a developer by profession      Yes   \n",
       "65                  I am a developer by profession      Yes   \n",
       "\n",
       "                           OpenSourcer  \\\n",
       "Respondent                               \n",
       "8              Less than once per year   \n",
       "10          Once a month or more often   \n",
       "15                               Never   \n",
       "50          Once a month or more often   \n",
       "65                               Never   \n",
       "\n",
       "                                                   OpenSource  \\\n",
       "Respondent                                                      \n",
       "8           OSS is, on average, of HIGHER quality than pro...   \n",
       "10          OSS is, on average, of HIGHER quality than pro...   \n",
       "15          OSS is, on average, of HIGHER quality than pro...   \n",
       "50          OSS is, on average, of LOWER quality than prop...   \n",
       "65                                                        NaN   \n",
       "\n",
       "                                    Employment Country         Student  \\\n",
       "Respondent                                                               \n",
       "8           Not employed, but looking for work   India             NaN   \n",
       "10                          Employed full-time   India              No   \n",
       "15          Not employed, but looking for work   India  Yes, full-time   \n",
       "50                          Employed full-time   India              No   \n",
       "65                          Employed full-time   India              No   \n",
       "\n",
       "                                                      EdLevel  \\\n",
       "Respondent                                                      \n",
       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "15          Secondary school (e.g. American high school, G...   \n",
       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                               UndergradMajor  \\\n",
       "Respondent                                                      \n",
       "8           Computer science, computer engineering, or sof...   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50          Another engineering discipline (ex. civil, ele...   \n",
       "65          Information systems, information technology, o...   \n",
       "\n",
       "                                                     EduOther  \\\n",
       "Respondent                                                      \n",
       "8           Taught yourself a new language, framework, or ...   \n",
       "10                                                        NaN   \n",
       "15          Taken an online course in programming or softw...   \n",
       "50          Received on-the-job training in software devel...   \n",
       "65                                                        NaN   \n",
       "\n",
       "                             OrgSize  \\\n",
       "Respondent                             \n",
       "8                                NaN   \n",
       "10          10,000 or more employees   \n",
       "15                               NaN   \n",
       "50          10,000 or more employees   \n",
       "65                20 to 99 employees   \n",
       "\n",
       "                                                      DevType YearsCode  \\\n",
       "Respondent                                                                \n",
       "8              Developer, back-end;Engineer, site reliability         8   \n",
       "10          Data or business analyst;Data scientist or mac...        12   \n",
       "15                                                    Student         3   \n",
       "50                      Developer, back-end;DevOps specialist         7   \n",
       "65                     Developer, front-end;Developer, mobile         2   \n",
       "\n",
       "           Age1stCode YearsCodePro              CareerSat  \\\n",
       "Respondent                                                  \n",
       "8                  16          NaN                    NaN   \n",
       "10                 20           10  Slightly dissatisfied   \n",
       "15                 13          NaN                    NaN   \n",
       "50                 15            2     Slightly satisfied   \n",
       "65                 17            2         Very satisfied   \n",
       "\n",
       "                           JobSat            MgrIdiot  MgrMoney   MgrWant  \\\n",
       "Respondent                                                                  \n",
       "8                             NaN                 NaN       NaN       NaN   \n",
       "10          Slightly dissatisfied  Somewhat confident       Yes       Yes   \n",
       "15                            NaN                 NaN       NaN       NaN   \n",
       "50                 Very satisfied      Very confident  Not sure       Yes   \n",
       "65                 Very satisfied      Very confident        No  Not sure   \n",
       "\n",
       "                                                      JobSeek  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          I’m not actively looking, but I am open to new...   \n",
       "15          I’m not actively looking, but I am open to new...   \n",
       "50          I’m not actively looking, but I am open to new...   \n",
       "65          I’m not actively looking, but I am open to new...   \n",
       "\n",
       "                    LastHireDate  \\\n",
       "Respondent                         \n",
       "8                            NaN   \n",
       "10                 3-4 years ago   \n",
       "15          I've never had a job   \n",
       "50                 1-2 years ago   \n",
       "65          Less than a year ago   \n",
       "\n",
       "                                                      LastInt FizzBuzz  \\\n",
       "Respondent                                                               \n",
       "8                                                         NaN      NaN   \n",
       "10                                                        NaN       No   \n",
       "15                                                        NaN      NaN   \n",
       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
       "\n",
       "                                                   JobFactors  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          Languages, frameworks, and other technologies ...   \n",
       "15          Industry that I'd be working in;Languages, fra...   \n",
       "50          Specific department or team I'd be working on;...   \n",
       "65          Languages, frameworks, and other technologies ...   \n",
       "\n",
       "                                                 ResumeUpdate CurrencySymbol  \\\n",
       "Respondent                                                                     \n",
       "8                                                         NaN            NaN   \n",
       "10                                                        NaN            INR   \n",
       "15          Something else changed (education, award, medi...            NaN   \n",
       "50                           I was preparing for a job search            INR   \n",
       "65           My job status changed (promotion, new job, etc.)            INR   \n",
       "\n",
       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
       "Respondent                                                                 \n",
       "8                    NaN        NaN      NaN            NaN          NaN   \n",
       "10          Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
       "15                   NaN        NaN      NaN            NaN          NaN   \n",
       "50          Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
       "65          Indian rupee        NaN  Monthly            NaN         48.0   \n",
       "\n",
       "                                                     WorkPlan  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10          There's no schedule or spec; I work on what se...   \n",
       "15                                                        NaN   \n",
       "50          There is a schedule and/or spec (made by me or...   \n",
       "65          There's no schedule or spec; I work on what se...   \n",
       "\n",
       "                            WorkChallenge                        WorkRemote  \\\n",
       "Respondent                                                                    \n",
       "8                                     NaN                               NaN   \n",
       "10                                    NaN             A few days each month   \n",
       "15                                    NaN                               NaN   \n",
       "50          Meetings;Time spent commuting  Less than once per month / Never   \n",
       "65                                    NaN               About half the time   \n",
       "\n",
       "                                                   WorkLoc             ImpSyn  \\\n",
       "Respondent                                                                      \n",
       "8                                                      NaN                NaN   \n",
       "10                                                    Home  Far above average   \n",
       "15                                                     NaN                NaN   \n",
       "50          Other place, such as a coworking space or cafe            Average   \n",
       "65                                                  Office            Average   \n",
       "\n",
       "                                            CodeRev  CodeRevHrs  \\\n",
       "Respondent                                                        \n",
       "8                                               NaN         NaN   \n",
       "10          Yes, because I see value in code review         4.0   \n",
       "15                                              NaN         NaN   \n",
       "50                                               No         NaN   \n",
       "65          Yes, because I see value in code review         NaN   \n",
       "\n",
       "                                                    UnitTests  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                              Yes, it's part of our process   \n",
       "15                                                        NaN   \n",
       "50          Yes, it's not part of our process but the deve...   \n",
       "65          Yes, it's not part of our process but the deve...   \n",
       "\n",
       "                                                  PurchaseHow  \\\n",
       "Respondent                                                      \n",
       "8                                                         NaN   \n",
       "10                                                        NaN   \n",
       "15                                                        NaN   \n",
       "50          The CTO, CIO, or other management purchase new...   \n",
       "65                                                   Not sure   \n",
       "\n",
       "                             PurchaseWhat  \\\n",
       "Respondent                                  \n",
       "8                                     NaN   \n",
       "10                                    NaN   \n",
       "15                                    NaN   \n",
       "50          I have little or no influence   \n",
       "65                                    NaN   \n",
       "\n",
       "                                           LanguageWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
       "\n",
       "                                       LanguageDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
       "50                                 HTML/CSS;JavaScript;Python   \n",
       "65                                                     Kotlin   \n",
       "\n",
       "                                           DatabaseWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
       "65                               Firebase;MySQL;Oracle;SQLite   \n",
       "\n",
       "                                       DatabaseDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
       "65                                            Firebase;SQLite   \n",
       "\n",
       "                                           PlatformWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
       "10                                              Linux;Windows   \n",
       "15                                              Linux;Windows   \n",
       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
       "65                                                    Android   \n",
       "\n",
       "                                       PlatformDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "10                         Android;Linux;Raspberry Pi;Windows   \n",
       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
       "65                                                    Android   \n",
       "\n",
       "                                           WebFrameWorkedWith  \\\n",
       "Respondent                                                      \n",
       "8                               Express;Flask;React.js;Spring   \n",
       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "15                                                        NaN   \n",
       "50                                Django;Express;Flask;jQuery   \n",
       "65                                                    ASP.NET   \n",
       "\n",
       "                                       WebFrameDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8                        Django;Express;Flask;React.js;Vue.js   \n",
       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
       "65                                                        NaN   \n",
       "\n",
       "                           MiscTechWorkedWith  \\\n",
       "Respondent                                      \n",
       "8                       Hadoop;Node.js;Pandas   \n",
       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
       "15                                        NaN   \n",
       "50                                    Node.js   \n",
       "65                                        NaN   \n",
       "\n",
       "                                       MiscTechDesireNextYear  \\\n",
       "Respondent                                                      \n",
       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
       "50                                                    Node.js   \n",
       "65                                                        NaN   \n",
       "\n",
       "                                                   DevEnviron        OpSys  \\\n",
       "Respondent                                                                   \n",
       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
       "50                               Notepad++;Visual Studio Code        MacOS   \n",
       "65                                    Android Studio;IntelliJ  Linux-based   \n",
       "\n",
       "                                                   Containers BlockchainOrg  \\\n",
       "Respondent                                                                    \n",
       "8           Development;Testing;Production;Outside of work...           NaN   \n",
       "10                                                        NaN    Not at all   \n",
       "15                                                Development           NaN   \n",
       "50                                                    Testing    Not at all   \n",
       "65                                                        NaN           NaN   \n",
       "\n",
       "                                                 BlockchainIs BetterLife  \\\n",
       "Respondent                                                                 \n",
       "8           Useful across many domains and could change ma...        Yes   \n",
       "10          Useful for immutable record keeping outside of...         No   \n",
       "15                                                        NaN        Yes   \n",
       "50          Useful for immutable record keeping outside of...        Yes   \n",
       "65                                                        NaN        Yes   \n",
       "\n",
       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
       "Respondent                                                          \n",
       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
       "10               Yes    Yes     YouTube                   Neither   \n",
       "15               Yes  What?     YouTube  In real life (in person)   \n",
       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
       "\n",
       "             ScreenName SOVisit1st             SOVisitFreq  \\\n",
       "Respondent                                                   \n",
       "8                Handle       2012    A few times per week   \n",
       "10          Screen Name        NaN  Multiple times per day   \n",
       "15                  NaN       2018   Daily or almost daily   \n",
       "50             Username       2012   Daily or almost daily   \n",
       "65                  NaN       2017  Multiple times per day   \n",
       "\n",
       "                                                    SOVisitTo  \\\n",
       "Respondent                                                      \n",
       "8           Find answers to specific questions;Learn how t...   \n",
       "10          Find answers to specific questions;Get a sense...   \n",
       "15          Find answers to specific questions;Learn how t...   \n",
       "50          Find answers to specific questions;Learn how t...   \n",
       "65                         Find answers to specific questions   \n",
       "\n",
       "                           SOFindAnswer                         SOTimeSaved  \\\n",
       "Respondent                                                                    \n",
       "8               Less than once per week  Stack Overflow was slightly faster   \n",
       "10                   3-5 times per week            They were about the same   \n",
       "15          More than 10 times per week            They were about the same   \n",
       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
       "\n",
       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "Respondent                                                                 \n",
       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
       "10                    NaN       Yes      A few times per month or weekly   \n",
       "15                    NaN       Yes  Less than once per month or monthly   \n",
       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
       "65          11-30 minutes       Yes                 A few times per week   \n",
       "\n",
       "                                                       SOJobs  \\\n",
       "Respondent                                                      \n",
       "8                                                         Yes   \n",
       "10                                                        Yes   \n",
       "15                                                        Yes   \n",
       "50          No, I knew that Stack Overflow had a job board...   \n",
       "65          No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                                     EntTeams  \\\n",
       "Respondent                                                      \n",
       "8                         No, and I don't know what those are   \n",
       "10                        No, and I don't know what those are   \n",
       "15          No, I've heard of them, but I am not part of a...   \n",
       "50                        No, and I don't know what those are   \n",
       "65                        No, and I don't know what those are   \n",
       "\n",
       "                     SOComm                             WelcomeChange  \\\n",
       "Respondent                                                              \n",
       "8           Yes, definitely     A lot more welcome now than last year   \n",
       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
       "65                 Not sure     A lot more welcome now than last year   \n",
       "\n",
       "                                                 SONewContent   Age Gender  \\\n",
       "Respondent                                                                   \n",
       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
       "10          Tech articles written by other developers;Tech...   NaN    NaN   \n",
       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
       "65                                                        NaN  21.0    Man   \n",
       "\n",
       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
       "Respondent                                                          \n",
       "8             No  Straight / Heterosexual          NaN        NaN   \n",
       "10           NaN                      NaN          NaN        Yes   \n",
       "15            No                      NaN          NaN        Yes   \n",
       "50            No                      NaN  South Asian         No   \n",
       "65            No                      NaN          NaN        Yes   \n",
       "\n",
       "                     SurveyLength                  SurveyEase  \n",
       "Respondent                                                     \n",
       "8           Appropriate in length  Neither easy nor difficult  \n",
       "10                       Too long                   Difficult  \n",
       "15                       Too long  Neither easy nor difficult  \n",
       "50                       Too long                        Easy  \n",
       "65          Appropriate in length  Neither easy nor difficult  "
      ]
     },
     "execution_count": 228,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "test = pd.read_excel(\"survey_results_india.xlsx\" , index_col=\"Respondent\")\n",
    "test.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 229,
   "metadata": {},
   "outputs": [],
   "source": [
    "india_df.to_json(\"survey_results_india.json\") #nested dictionary (1 column at a time)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 230,
   "metadata": {},
   "outputs": [],
   "source": [
    "india_df.to_json(\"survey_results_india_2.json\" , orient = \"records\" , lines=True) #non nested dictionary(1 row at a time)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 231,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MainBranch</th>\n",
       "      <th>Hobbyist</th>\n",
       "      <th>OpenSourcer</th>\n",
       "      <th>OpenSource</th>\n",
       "      <th>Employment</th>\n",
       "      <th>Country</th>\n",
       "      <th>Student</th>\n",
       "      <th>EdLevel</th>\n",
       "      <th>UndergradMajor</th>\n",
       "      <th>EduOther</th>\n",
       "      <th>OrgSize</th>\n",
       "      <th>DevType</th>\n",
       "      <th>YearsCode</th>\n",
       "      <th>Age1stCode</th>\n",
       "      <th>YearsCodePro</th>\n",
       "      <th>CareerSat</th>\n",
       "      <th>JobSat</th>\n",
       "      <th>MgrIdiot</th>\n",
       "      <th>MgrMoney</th>\n",
       "      <th>MgrWant</th>\n",
       "      <th>JobSeek</th>\n",
       "      <th>LastHireDate</th>\n",
       "      <th>LastInt</th>\n",
       "      <th>FizzBuzz</th>\n",
       "      <th>JobFactors</th>\n",
       "      <th>ResumeUpdate</th>\n",
       "      <th>CurrencySymbol</th>\n",
       "      <th>CurrencyDesc</th>\n",
       "      <th>CompTotal</th>\n",
       "      <th>CompFreq</th>\n",
       "      <th>ConvertedComp</th>\n",
       "      <th>WorkWeekHrs</th>\n",
       "      <th>WorkPlan</th>\n",
       "      <th>WorkChallenge</th>\n",
       "      <th>WorkRemote</th>\n",
       "      <th>WorkLoc</th>\n",
       "      <th>ImpSyn</th>\n",
       "      <th>CodeRev</th>\n",
       "      <th>CodeRevHrs</th>\n",
       "      <th>UnitTests</th>\n",
       "      <th>PurchaseHow</th>\n",
       "      <th>PurchaseWhat</th>\n",
       "      <th>LanguageWorkedWith</th>\n",
       "      <th>LanguageDesireNextYear</th>\n",
       "      <th>DatabaseWorkedWith</th>\n",
       "      <th>DatabaseDesireNextYear</th>\n",
       "      <th>PlatformWorkedWith</th>\n",
       "      <th>PlatformDesireNextYear</th>\n",
       "      <th>WebFrameWorkedWith</th>\n",
       "      <th>WebFrameDesireNextYear</th>\n",
       "      <th>MiscTechWorkedWith</th>\n",
       "      <th>MiscTechDesireNextYear</th>\n",
       "      <th>DevEnviron</th>\n",
       "      <th>OpSys</th>\n",
       "      <th>Containers</th>\n",
       "      <th>BlockchainOrg</th>\n",
       "      <th>BlockchainIs</th>\n",
       "      <th>BetterLife</th>\n",
       "      <th>ITperson</th>\n",
       "      <th>OffOn</th>\n",
       "      <th>SocialMedia</th>\n",
       "      <th>Extraversion</th>\n",
       "      <th>ScreenName</th>\n",
       "      <th>SOVisit1st</th>\n",
       "      <th>SOVisitFreq</th>\n",
       "      <th>SOVisitTo</th>\n",
       "      <th>SOFindAnswer</th>\n",
       "      <th>SOTimeSaved</th>\n",
       "      <th>SOHowMuchTime</th>\n",
       "      <th>SOAccount</th>\n",
       "      <th>SOPartFreq</th>\n",
       "      <th>SOJobs</th>\n",
       "      <th>EntTeams</th>\n",
       "      <th>SOComm</th>\n",
       "      <th>WelcomeChange</th>\n",
       "      <th>SONewContent</th>\n",
       "      <th>Age</th>\n",
       "      <th>Gender</th>\n",
       "      <th>Trans</th>\n",
       "      <th>Sexuality</th>\n",
       "      <th>Ethnicity</th>\n",
       "      <th>Dependents</th>\n",
       "      <th>SurveyLength</th>\n",
       "      <th>SurveyEase</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>I code primarily as a hobby</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per year</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>None</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Computer science, computer engineering, or sof...</td>\n",
       "      <td>Taught yourself a new language, framework, or ...</td>\n",
       "      <td>None</td>\n",
       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
       "      <td>8</td>\n",
       "      <td>16</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
       "      <td>Express;Flask;React.js;Spring</td>\n",
       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
       "      <td>Hadoop;Node.js;Pandas</td>\n",
       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development;Testing;Production;Outside of work...</td>\n",
       "      <td>None</td>\n",
       "      <td>Useful across many domains and could change ma...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>SIGH</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Handle</td>\n",
       "      <td>2012</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>Less than once per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>24.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>Straight / Heterosexual</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
       "      <td>12</td>\n",
       "      <td>20</td>\n",
       "      <td>10</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Slightly dissatisfied</td>\n",
       "      <td>Somewhat confident</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>3-4 years ago</td>\n",
       "      <td>None</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>None</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>950000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>13293.0</td>\n",
       "      <td>70.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>None</td>\n",
       "      <td>A few days each month</td>\n",
       "      <td>Home</td>\n",
       "      <td>Far above average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>4.0</td>\n",
       "      <td>Yes, it's part of our process</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
       "      <td>Windows</td>\n",
       "      <td>None</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>No</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>Neither</td>\n",
       "      <td>Screen Name</td>\n",
       "      <td>None</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions;Get a sense...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per month or weekly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Somewhat less welcome now than last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>I am a student who is learning to code</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
       "      <td>Not employed, but looking for work</td>\n",
       "      <td>India</td>\n",
       "      <td>Yes, full-time</td>\n",
       "      <td>Secondary school (e.g. American high school, G...</td>\n",
       "      <td>None</td>\n",
       "      <td>Taken an online course in programming or softw...</td>\n",
       "      <td>None</td>\n",
       "      <td>Student</td>\n",
       "      <td>3</td>\n",
       "      <td>13</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>I've never had a job</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
       "      <td>Something else changed (education, award, medi...</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>NaN</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
       "      <td>Linux;Windows</td>\n",
       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
       "      <td>None</td>\n",
       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
       "      <td>None</td>\n",
       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>Development</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>None</td>\n",
       "      <td>2018</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>They were about the same</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>Yes</td>\n",
       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
       "      <td>Yes, somewhat</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Indu...</td>\n",
       "      <td>20.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Once a month or more often</td>\n",
       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
       "      <td>Received on-the-job training in software devel...</td>\n",
       "      <td>10,000 or more employees</td>\n",
       "      <td>Developer, back-end;DevOps specialist</td>\n",
       "      <td>7</td>\n",
       "      <td>15</td>\n",
       "      <td>2</td>\n",
       "      <td>Slightly satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>Yes</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>1-2 years ago</td>\n",
       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
       "      <td>No</td>\n",
       "      <td>Specific department or team I'd be working on;...</td>\n",
       "      <td>I was preparing for a job search</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>400000.0</td>\n",
       "      <td>Yearly</td>\n",
       "      <td>5597.0</td>\n",
       "      <td>7.0</td>\n",
       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
       "      <td>Meetings;Time spent commuting</td>\n",
       "      <td>Less than once per month / Never</td>\n",
       "      <td>Other place, such as a coworking space or cafe</td>\n",
       "      <td>Average</td>\n",
       "      <td>No</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
       "      <td>I have little or no influence</td>\n",
       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
       "      <td>HTML/CSS;JavaScript;Python</td>\n",
       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
       "      <td>Django;Express;Flask;jQuery</td>\n",
       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Node.js</td>\n",
       "      <td>Notepad++;Visual Studio Code</td>\n",
       "      <td>MacOS</td>\n",
       "      <td>Testing</td>\n",
       "      <td>Not at all</td>\n",
       "      <td>Useful for immutable record keeping outside of...</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Also Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>YouTube</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>Username</td>\n",
       "      <td>2012</td>\n",
       "      <td>Daily or almost daily</td>\n",
       "      <td>Find answers to specific questions;Learn how t...</td>\n",
       "      <td>3-5 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Less than once per month or monthly</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Yes, definitely</td>\n",
       "      <td>Just as welcome now as I felt last year</td>\n",
       "      <td>Tech articles written by other developers;Tech...</td>\n",
       "      <td>23.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>None</td>\n",
       "      <td>South Asian</td>\n",
       "      <td>No</td>\n",
       "      <td>Too long</td>\n",
       "      <td>Easy</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>I am a developer by profession</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Never</td>\n",
       "      <td>None</td>\n",
       "      <td>Employed full-time</td>\n",
       "      <td>India</td>\n",
       "      <td>No</td>\n",
       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
       "      <td>Information systems, information technology, o...</td>\n",
       "      <td>None</td>\n",
       "      <td>20 to 99 employees</td>\n",
       "      <td>Developer, front-end;Developer, mobile</td>\n",
       "      <td>2</td>\n",
       "      <td>17</td>\n",
       "      <td>2</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very satisfied</td>\n",
       "      <td>Very confident</td>\n",
       "      <td>No</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>I’m not actively looking, but I am open to new...</td>\n",
       "      <td>Less than a year ago</td>\n",
       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
       "      <td>No</td>\n",
       "      <td>Languages, frameworks, and other technologies ...</td>\n",
       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
       "      <td>INR</td>\n",
       "      <td>Indian rupee</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Monthly</td>\n",
       "      <td>NaN</td>\n",
       "      <td>48.0</td>\n",
       "      <td>There's no schedule or spec; I work on what se...</td>\n",
       "      <td>None</td>\n",
       "      <td>About half the time</td>\n",
       "      <td>Office</td>\n",
       "      <td>Average</td>\n",
       "      <td>Yes, because I see value in code review</td>\n",
       "      <td>NaN</td>\n",
       "      <td>Yes, it's not part of our process but the deve...</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>None</td>\n",
       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
       "      <td>Kotlin</td>\n",
       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
       "      <td>Firebase;SQLite</td>\n",
       "      <td>Android</td>\n",
       "      <td>Android</td>\n",
       "      <td>ASP.NET</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Android Studio;IntelliJ</td>\n",
       "      <td>Linux-based</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>What?</td>\n",
       "      <td>WhatsApp</td>\n",
       "      <td>In real life (in person)</td>\n",
       "      <td>None</td>\n",
       "      <td>2017</td>\n",
       "      <td>Multiple times per day</td>\n",
       "      <td>Find answers to specific questions</td>\n",
       "      <td>More than 10 times per week</td>\n",
       "      <td>Stack Overflow was slightly faster</td>\n",
       "      <td>11-30 minutes</td>\n",
       "      <td>Yes</td>\n",
       "      <td>A few times per week</td>\n",
       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
       "      <td>No, and I don't know what those are</td>\n",
       "      <td>Not sure</td>\n",
       "      <td>A lot more welcome now than last year</td>\n",
       "      <td>None</td>\n",
       "      <td>21.0</td>\n",
       "      <td>Man</td>\n",
       "      <td>No</td>\n",
       "      <td>None</td>\n",
       "      <td>None</td>\n",
       "      <td>Yes</td>\n",
       "      <td>Appropriate in length</td>\n",
       "      <td>Neither easy nor difficult</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                               MainBranch Hobbyist  \\\n",
       "0             I code primarily as a hobby      Yes   \n",
       "1          I am a developer by profession      Yes   \n",
       "2  I am a student who is learning to code      Yes   \n",
       "3          I am a developer by profession      Yes   \n",
       "4          I am a developer by profession      Yes   \n",
       "\n",
       "                  OpenSourcer  \\\n",
       "0     Less than once per year   \n",
       "1  Once a month or more often   \n",
       "2                       Never   \n",
       "3  Once a month or more often   \n",
       "4                       Never   \n",
       "\n",
       "                                          OpenSource  \\\n",
       "0  OSS is, on average, of HIGHER quality than pro...   \n",
       "1  OSS is, on average, of HIGHER quality than pro...   \n",
       "2  OSS is, on average, of HIGHER quality than pro...   \n",
       "3  OSS is, on average, of LOWER quality than prop...   \n",
       "4                                               None   \n",
       "\n",
       "                           Employment Country         Student  \\\n",
       "0  Not employed, but looking for work   India            None   \n",
       "1                  Employed full-time   India              No   \n",
       "2  Not employed, but looking for work   India  Yes, full-time   \n",
       "3                  Employed full-time   India              No   \n",
       "4                  Employed full-time   India              No   \n",
       "\n",
       "                                             EdLevel  \\\n",
       "0           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "1        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
       "2  Secondary school (e.g. American high school, G...   \n",
       "3           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "4           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
       "\n",
       "                                      UndergradMajor  \\\n",
       "0  Computer science, computer engineering, or sof...   \n",
       "1                                               None   \n",
       "2                                               None   \n",
       "3  Another engineering discipline (ex. civil, ele...   \n",
       "4  Information systems, information technology, o...   \n",
       "\n",
       "                                            EduOther  \\\n",
       "0  Taught yourself a new language, framework, or ...   \n",
       "1                                               None   \n",
       "2  Taken an online course in programming or softw...   \n",
       "3  Received on-the-job training in software devel...   \n",
       "4                                               None   \n",
       "\n",
       "                    OrgSize  \\\n",
       "0                      None   \n",
       "1  10,000 or more employees   \n",
       "2                      None   \n",
       "3  10,000 or more employees   \n",
       "4        20 to 99 employees   \n",
       "\n",
       "                                             DevType YearsCode Age1stCode  \\\n",
       "0     Developer, back-end;Engineer, site reliability         8         16   \n",
       "1  Data or business analyst;Data scientist or mac...        12         20   \n",
       "2                                            Student         3         13   \n",
       "3              Developer, back-end;DevOps specialist         7         15   \n",
       "4             Developer, front-end;Developer, mobile         2         17   \n",
       "\n",
       "  YearsCodePro              CareerSat                 JobSat  \\\n",
       "0         None                   None                   None   \n",
       "1           10  Slightly dissatisfied  Slightly dissatisfied   \n",
       "2         None                   None                   None   \n",
       "3            2     Slightly satisfied         Very satisfied   \n",
       "4            2         Very satisfied         Very satisfied   \n",
       "\n",
       "             MgrIdiot  MgrMoney   MgrWant  \\\n",
       "0                None      None      None   \n",
       "1  Somewhat confident       Yes       Yes   \n",
       "2                None      None      None   \n",
       "3      Very confident  Not sure       Yes   \n",
       "4      Very confident        No  Not sure   \n",
       "\n",
       "                                             JobSeek          LastHireDate  \\\n",
       "0                                               None                  None   \n",
       "1  I’m not actively looking, but I am open to new...         3-4 years ago   \n",
       "2  I’m not actively looking, but I am open to new...  I've never had a job   \n",
       "3  I’m not actively looking, but I am open to new...         1-2 years ago   \n",
       "4  I’m not actively looking, but I am open to new...  Less than a year ago   \n",
       "\n",
       "                                             LastInt FizzBuzz  \\\n",
       "0                                               None     None   \n",
       "1                                               None       No   \n",
       "2                                               None     None   \n",
       "3  Write code by hand (e.g., on a whiteboard);Int...       No   \n",
       "4  Write any code;Solve a brain-teaser style puzz...       No   \n",
       "\n",
       "                                          JobFactors  \\\n",
       "0                                               None   \n",
       "1  Languages, frameworks, and other technologies ...   \n",
       "2  Industry that I'd be working in;Languages, fra...   \n",
       "3  Specific department or team I'd be working on;...   \n",
       "4  Languages, frameworks, and other technologies ...   \n",
       "\n",
       "                                        ResumeUpdate CurrencySymbol  \\\n",
       "0                                               None           None   \n",
       "1                                               None            INR   \n",
       "2  Something else changed (education, award, medi...           None   \n",
       "3                   I was preparing for a job search            INR   \n",
       "4   My job status changed (promotion, new job, etc.)            INR   \n",
       "\n",
       "   CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
       "0          None        NaN     None            NaN          NaN   \n",
       "1  Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
       "2          None        NaN     None            NaN          NaN   \n",
       "3  Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
       "4  Indian rupee        NaN  Monthly            NaN         48.0   \n",
       "\n",
       "                                            WorkPlan  \\\n",
       "0                                               None   \n",
       "1  There's no schedule or spec; I work on what se...   \n",
       "2                                               None   \n",
       "3  There is a schedule and/or spec (made by me or...   \n",
       "4  There's no schedule or spec; I work on what se...   \n",
       "\n",
       "                   WorkChallenge                        WorkRemote  \\\n",
       "0                           None                              None   \n",
       "1                           None             A few days each month   \n",
       "2                           None                              None   \n",
       "3  Meetings;Time spent commuting  Less than once per month / Never   \n",
       "4                           None               About half the time   \n",
       "\n",
       "                                          WorkLoc             ImpSyn  \\\n",
       "0                                            None               None   \n",
       "1                                            Home  Far above average   \n",
       "2                                            None               None   \n",
       "3  Other place, such as a coworking space or cafe            Average   \n",
       "4                                          Office            Average   \n",
       "\n",
       "                                   CodeRev  CodeRevHrs  \\\n",
       "0                                     None         NaN   \n",
       "1  Yes, because I see value in code review         4.0   \n",
       "2                                     None         NaN   \n",
       "3                                       No         NaN   \n",
       "4  Yes, because I see value in code review         NaN   \n",
       "\n",
       "                                           UnitTests  \\\n",
       "0                                               None   \n",
       "1                      Yes, it's part of our process   \n",
       "2                                               None   \n",
       "3  Yes, it's not part of our process but the deve...   \n",
       "4  Yes, it's not part of our process but the deve...   \n",
       "\n",
       "                                         PurchaseHow  \\\n",
       "0                                               None   \n",
       "1                                               None   \n",
       "2                                               None   \n",
       "3  The CTO, CIO, or other management purchase new...   \n",
       "4                                           Not sure   \n",
       "\n",
       "                    PurchaseWhat  \\\n",
       "0                           None   \n",
       "1                           None   \n",
       "2                           None   \n",
       "3  I have little or no influence   \n",
       "4                           None   \n",
       "\n",
       "                                  LanguageWorkedWith  \\\n",
       "0  Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "1                      C#;Go;JavaScript;Python;R;SQL   \n",
       "2  Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
       "3  Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
       "4                    Assembly;C;C++;C#;HTML/CSS;Java   \n",
       "\n",
       "                              LanguageDesireNextYear  \\\n",
       "0  Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
       "1               C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
       "2  Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
       "3                         HTML/CSS;JavaScript;Python   \n",
       "4                                             Kotlin   \n",
       "\n",
       "                                  DatabaseWorkedWith  \\\n",
       "0  Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
       "1  Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
       "2                        MariaDB;MySQL;Oracle;SQLite   \n",
       "3  Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
       "4                       Firebase;MySQL;Oracle;SQLite   \n",
       "\n",
       "                              DatabaseDesireNextYear  \\\n",
       "0  Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
       "1         Elasticsearch;MongoDB;Microsoft SQL Server   \n",
       "2  MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
       "3                Firebase;PostgreSQL;Redis;Other(s):   \n",
       "4                                    Firebase;SQLite   \n",
       "\n",
       "                                  PlatformWorkedWith  \\\n",
       "0                AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
       "1                                      Linux;Windows   \n",
       "2                                      Linux;Windows   \n",
       "3  Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
       "4                                            Android   \n",
       "\n",
       "                              PlatformDesireNextYear  \\\n",
       "0  Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
       "1                 Android;Linux;Raspberry Pi;Windows   \n",
       "2  Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
       "3  AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
       "4                                            Android   \n",
       "\n",
       "                                  WebFrameWorkedWith  \\\n",
       "0                      Express;Flask;React.js;Spring   \n",
       "1  Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "2                                               None   \n",
       "3                        Django;Express;Flask;jQuery   \n",
       "4                                            ASP.NET   \n",
       "\n",
       "                              WebFrameDesireNextYear  \\\n",
       "0               Django;Express;Flask;React.js;Vue.js   \n",
       "1  Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
       "2  Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
       "3               Express;Flask;jQuery;React.js;Vue.js   \n",
       "4                                               None   \n",
       "\n",
       "                  MiscTechWorkedWith  \\\n",
       "0              Hadoop;Node.js;Pandas   \n",
       "1  .NET;Node.js;Pandas;Torch/PyTorch   \n",
       "2                               None   \n",
       "3                            Node.js   \n",
       "4                               None   \n",
       "\n",
       "                              MiscTechDesireNextYear  \\\n",
       "0  Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
       "1              .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
       "2  .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
       "3                                            Node.js   \n",
       "4                                               None   \n",
       "\n",
       "                                          DevEnviron        OpSys  \\\n",
       "0  Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
       "1  Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
       "2           Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
       "3                       Notepad++;Visual Studio Code        MacOS   \n",
       "4                            Android Studio;IntelliJ  Linux-based   \n",
       "\n",
       "                                          Containers BlockchainOrg  \\\n",
       "0  Development;Testing;Production;Outside of work...          None   \n",
       "1                                               None    Not at all   \n",
       "2                                        Development          None   \n",
       "3                                            Testing    Not at all   \n",
       "4                                               None          None   \n",
       "\n",
       "                                        BlockchainIs BetterLife  ITperson  \\\n",
       "0  Useful across many domains and could change ma...        Yes      SIGH   \n",
       "1  Useful for immutable record keeping outside of...         No       Yes   \n",
       "2                                               None        Yes       Yes   \n",
       "3  Useful for immutable record keeping outside of...        Yes  Also Yes   \n",
       "4                                               None        Yes       Yes   \n",
       "\n",
       "   OffOn SocialMedia              Extraversion   ScreenName SOVisit1st  \\\n",
       "0    Yes     YouTube  In real life (in person)       Handle       2012   \n",
       "1    Yes     YouTube                   Neither  Screen Name       None   \n",
       "2  What?     YouTube  In real life (in person)         None       2018   \n",
       "3  What?     YouTube  In real life (in person)     Username       2012   \n",
       "4  What?    WhatsApp  In real life (in person)         None       2017   \n",
       "\n",
       "              SOVisitFreq                                          SOVisitTo  \\\n",
       "0    A few times per week  Find answers to specific questions;Learn how t...   \n",
       "1  Multiple times per day  Find answers to specific questions;Get a sense...   \n",
       "2   Daily or almost daily  Find answers to specific questions;Learn how t...   \n",
       "3   Daily or almost daily  Find answers to specific questions;Learn how t...   \n",
       "4  Multiple times per day                 Find answers to specific questions   \n",
       "\n",
       "                  SOFindAnswer                         SOTimeSaved  \\\n",
       "0      Less than once per week  Stack Overflow was slightly faster   \n",
       "1           3-5 times per week            They were about the same   \n",
       "2  More than 10 times per week            They were about the same   \n",
       "3           3-5 times per week  Stack Overflow was slightly faster   \n",
       "4  More than 10 times per week  Stack Overflow was slightly faster   \n",
       "\n",
       "   SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
       "0  11-30 minutes       Yes  Less than once per month or monthly   \n",
       "1           None       Yes      A few times per month or weekly   \n",
       "2           None       Yes  Less than once per month or monthly   \n",
       "3  11-30 minutes       Yes  Less than once per month or monthly   \n",
       "4  11-30 minutes       Yes                 A few times per week   \n",
       "\n",
       "                                              SOJobs  \\\n",
       "0                                                Yes   \n",
       "1                                                Yes   \n",
       "2                                                Yes   \n",
       "3  No, I knew that Stack Overflow had a job board...   \n",
       "4  No, I knew that Stack Overflow had a job board...   \n",
       "\n",
       "                                            EntTeams           SOComm  \\\n",
       "0                No, and I don't know what those are  Yes, definitely   \n",
       "1                No, and I don't know what those are    Yes, somewhat   \n",
       "2  No, I've heard of them, but I am not part of a...    Yes, somewhat   \n",
       "3                No, and I don't know what those are  Yes, definitely   \n",
       "4                No, and I don't know what those are         Not sure   \n",
       "\n",
       "                              WelcomeChange  \\\n",
       "0     A lot more welcome now than last year   \n",
       "1  Somewhat less welcome now than last year   \n",
       "2   Just as welcome now as I felt last year   \n",
       "3   Just as welcome now as I felt last year   \n",
       "4     A lot more welcome now than last year   \n",
       "\n",
       "                                        SONewContent   Age Gender Trans  \\\n",
       "0  Tech articles written by other developers;Indu...  24.0    Man    No   \n",
       "1  Tech articles written by other developers;Tech...   NaN   None  None   \n",
       "2  Tech articles written by other developers;Indu...  20.0    Man    No   \n",
       "3  Tech articles written by other developers;Tech...  23.0    Man    No   \n",
       "4                                               None  21.0    Man    No   \n",
       "\n",
       "                 Sexuality    Ethnicity Dependents           SurveyLength  \\\n",
       "0  Straight / Heterosexual         None       None  Appropriate in length   \n",
       "1                     None         None        Yes               Too long   \n",
       "2                     None         None        Yes               Too long   \n",
       "3                     None  South Asian         No               Too long   \n",
       "4                     None         None        Yes  Appropriate in length   \n",
       "\n",
       "                   SurveyEase  \n",
       "0  Neither easy nor difficult  \n",
       "1                   Difficult  \n",
       "2  Neither easy nor difficult  \n",
       "3                        Easy  \n",
       "4  Neither easy nor difficult  "
      ]
     },
     "execution_count": 231,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "test = pd.read_json(\"survey_results_india_2.json\" , orient = \"records\" , lines=True)\n",
    "test.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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