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     "source": [
      "##Context:\n",
      "\n",
      "According to [NPR.org](http://www.npr.org/blogs/money/2015/02/11/384988128/the-fall-and-rise-of-u-s-inequality-in-2-graphs), \"After 1980, only the top 1% saw their incomes rise.\" [Flowing Data](http://flowingdata.com/2015/02/20/top-1-earners-versus-bottom-90/) quoted this figure:\n",
      "\n",
      "![](http://flowingdata.com/wp-content/uploads/2015/02/Earners-620x560.png)\n",
      "\n",
      "Another figure:\n",
      "\n",
      "![](http://aflyax.github.io/images/income_growth.png)\n",
      "\n",
      "Their source came from [World Top Incomes Database](http://topincomes.parisschoolofeconomics.eu/#Database).\n",
      "\n",
      "I decided to double-check it using a [dataset](https://www.census.gov/hhes/www/income/data/historical/families/2013/f03AR.xls) from census.gov"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "%matplotlib inline\n",
      "import pandas as pd\n",
      "import seaborn as sns\n",
      "sns.set(context=\"poster\", style=\"dark\")\n",
      "import mpld3\n",
      "import pylab as pl"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 43
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "# csv location = https://github.com/aflyax/Python/blob/master/income/income_2013_dollars.csv\n",
      "income_df = pd.read_csv(\"income_2013_dollars.csv\", sep='\\t', thousands=',')\n",
      "income_df.columns = [\"year\", \"lowest fifth\", \"second fifth\", \"third fifth\", \"fourth fifth\", \"top fifth\", \"top 5%\"]\n",
      "income_df.sort(columns=\"year\", inplace=True)\n",
      "income_df.head()"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "html": [
        "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\">\n",
        "<table border=\"1\" class=\"dataframe\">\n",
        "  <thead>\n",
        "    <tr style=\"text-align: right;\">\n",
        "      <th></th>\n",
        "      <th>year</th>\n",
        "      <th>lowest fifth</th>\n",
        "      <th>second fifth</th>\n",
        "      <th>third fifth</th>\n",
        "      <th>fourth fifth</th>\n",
        "      <th>top fifth</th>\n",
        "      <th>top 5%</th>\n",
        "    </tr>\n",
        "  </thead>\n",
        "  <tbody>\n",
        "    <tr>\n",
        "      <th>47</th>\n",
        "      <td> 1966</td>\n",
        "      <td> 14747</td>\n",
        "      <td> 32739</td>\n",
        "      <td> 46844</td>\n",
        "      <td> 62710</td>\n",
        "      <td> 107026</td>\n",
        "      <td> 164340</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>46</th>\n",
        "      <td> 1967</td>\n",
        "      <td> 14977</td>\n",
        "      <td> 33490</td>\n",
        "      <td> 48138</td>\n",
        "      <td> 64560</td>\n",
        "      <td> 113997</td>\n",
        "      <td> 180362</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>45</th>\n",
        "      <td> 1968</td>\n",
        "      <td> 16143</td>\n",
        "      <td> 35208</td>\n",
        "      <td> 50300</td>\n",
        "      <td> 67270</td>\n",
        "      <td> 114947</td>\n",
        "      <td> 177194</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>44</th>\n",
        "      <td> 1969</td>\n",
        "      <td> 16656</td>\n",
        "      <td> 36783</td>\n",
        "      <td> 52635</td>\n",
        "      <td> 70510</td>\n",
        "      <td> 120757</td>\n",
        "      <td> 185476</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>43</th>\n",
        "      <td> 1970</td>\n",
        "      <td> 16404</td>\n",
        "      <td> 36271</td>\n",
        "      <td> 52445</td>\n",
        "      <td> 70744</td>\n",
        "      <td> 121652</td>\n",
        "      <td> 185243</td>\n",
        "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
       ],
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 57,
       "text": [
        "    year  lowest fifth  second fifth  third fifth  fourth fifth  top fifth  \\\n",
        "47  1966         14747         32739        46844         62710     107026   \n",
        "46  1967         14977         33490        48138         64560     113997   \n",
        "45  1968         16143         35208        50300         67270     114947   \n",
        "44  1969         16656         36783        52635         70510     120757   \n",
        "43  1970         16404         36271        52445         70744     121652   \n",
        "\n",
        "    top 5%  \n",
        "47  164340  \n",
        "46  180362  \n",
        "45  177194  \n",
        "44  185476  \n",
        "43  185243  "
       ]
      }
     ],
     "prompt_number": 57
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "income_df.tail()"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "html": [
        "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\">\n",
        "<table border=\"1\" class=\"dataframe\">\n",
        "  <thead>\n",
        "    <tr style=\"text-align: right;\">\n",
        "      <th></th>\n",
        "      <th>year</th>\n",
        "      <th>lowest fifth</th>\n",
        "      <th>second fifth</th>\n",
        "      <th>third fifth</th>\n",
        "      <th>fourth fifth</th>\n",
        "      <th>top fifth</th>\n",
        "      <th>top 5%</th>\n",
        "    </tr>\n",
        "  </thead>\n",
        "  <tbody>\n",
        "    <tr>\n",
        "      <th>4</th>\n",
        "      <td> 2009</td>\n",
        "      <td> 16604</td>\n",
        "      <td> 40232</td>\n",
        "      <td> 65061</td>\n",
        "      <td> 98788</td>\n",
        "      <td> 205788</td>\n",
        "      <td> 352985</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>3</th>\n",
        "      <td> 2010</td>\n",
        "      <td> 15944</td>\n",
        "      <td> 39436</td>\n",
        "      <td> 64276</td>\n",
        "      <td> 98064</td>\n",
        "      <td> 199918</td>\n",
        "      <td> 334275</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>2</th>\n",
        "      <td> 2011</td>\n",
        "      <td> 15828</td>\n",
        "      <td> 38898</td>\n",
        "      <td> 63212</td>\n",
        "      <td> 96563</td>\n",
        "      <td> 205003</td>\n",
        "      <td> 356839</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>1</th>\n",
        "      <td> 2012</td>\n",
        "      <td> 15760</td>\n",
        "      <td> 38739</td>\n",
        "      <td> 63372</td>\n",
        "      <td> 96861</td>\n",
        "      <td> 205503</td>\n",
        "      <td> 357458</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>0</th>\n",
        "      <td> 2013</td>\n",
        "      <td> 16109</td>\n",
        "      <td> 39514</td>\n",
        "      <td> 63916</td>\n",
        "      <td> 97207</td>\n",
        "      <td> 206687</td>\n",
        "      <td> 358722</td>\n",
        "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
       ],
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 50,
       "text": [
        "   year  lowest fifth  second fifth  third fifth  fourth fifth  top fifth  \\\n",
        "4  2009         16604         40232        65061         98788     205788   \n",
        "3  2010         15944         39436        64276         98064     199918   \n",
        "2  2011         15828         38898        63212         96563     205003   \n",
        "1  2012         15760         38739        63372         96861     205503   \n",
        "0  2013         16109         39514        63916         97207     206687   \n",
        "\n",
        "   top 5%  \n",
        "4  352985  \n",
        "3  334275  \n",
        "2  356839  \n",
        "1  357458  \n",
        "0  358722  "
       ]
      }
     ],
     "prompt_number": 50
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "ax = income_df.plot(x=\"year\")\n",
      "ax.set_ylabel(\"income\")\n",
      "ax.set_xlabel(\"year\")\n",
      "print(\"feel free to interact with the graph:\")\n",
      "fig = pl.gcf()\n",
      "mpld3.display()"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "feel free to interact with the graph:\n"
       ]
      },
      {
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        "\n",
        "</style>\n",
        "\n",
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        "<script>\n",
        "function mpld3_load_lib(url, callback){\n",
        "  var s = document.createElement('script');\n",
        "  s.src = url;\n",
        "  s.async = true;\n",
        "  s.onreadystatechange = s.onload = callback;\n",
        "  s.onerror = function(){console.warn(\"failed to load library \" + url);};\n",
        "  document.getElementsByTagName(\"head\")[0].appendChild(s);\n",
        "}\n",
        "\n",
        "if(typeof(mpld3) !== \"undefined\" && mpld3._mpld3IsLoaded){\n",
        "   // already loaded: just create the figure\n",
        "   !function(mpld3){\n",
        "       \n",
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\"edgewidth\": 0.48, \"dasharray\": \"10,0\", \"pathcodes\": [\"M\", \"L\", \"L\", \"L\", \"Z\"], \"xindex\": 0, \"alpha\": 1.0, \"data\": \"data03\"}], \"bbox\": [0.125, 0.125, 0.775, 0.775], \"ydomain\": [0.0, 400000.0], \"zoomable\": true, \"texts\": [{\"fontsize\": 17.6, \"h_anchor\": \"middle\", \"position\": [0.5, -0.06414956011730205], \"id\": \"el24024140024309274552\", \"v_baseline\": \"hanging\", \"coordinates\": \"axes\", \"zorder\": 3, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"year\", \"rotation\": -0.0}, {\"fontsize\": 17.6, \"h_anchor\": \"middle\", \"position\": [-0.09610083795362903, 0.5], \"id\": \"el24024140024309283472\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 3, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"income\", \"rotation\": -90.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.9468475073313781], \"id\": \"el24024140024312585912\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"lowest fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.8993971977842944], \"id\": \"el24024140024312580472\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"second fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.8519468882372104], \"id\": \"el24024140024312734720\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"third fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.8044965786901269], \"id\": \"el24024140024312736232\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"fourth fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.7570462691430432], \"id\": \"el24024140024312657008\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"top fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.7095959595959593], \"id\": \"el24024140024312659640\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"top 5%\", \"rotation\": -0.0}], \"markers\": [], \"ylim\": [0.0, 400000.0], \"sharex\": [], \"images\": []}], \"width\": 1024.0, \"data\": {\"data01\": [[1966.0, 14747.0, 32739.0, 46844.0, 62710.0, 107026.0, 164340.0], [1967.0, 14977.0, 33490.0, 48138.0, 64560.0, 113997.0, 180362.0], [1968.0, 16143.0, 35208.0, 50300.0, 67270.0, 114947.0, 177194.0], [1969.0, 16656.0, 36783.0, 52635.0, 70510.0, 120757.0, 185476.0], [1970.0, 16404.0, 36271.0, 52445.0, 70744.0, 121652.0, 185243.0], [1971.0, 16418.0, 35738.0, 52290.0, 70815.0, 121971.0, 185975.0], [1972.0, 17135.0, 37387.0, 54915.0, 74993.0, 130063.0, 199394.0], [1973.0, 17583.0, 38086.0, 55959.0, 76476.0, 131212.0, 198020.0], [1974.0, 17893.0, 37772.0, 55145.0, 75552.0, 127306.0, 185688.0], [1975.0, 17192.0, 36344.0, 54039.0, 73990.0, 124687.0, 182907.0], [1976.0, 17608.0, 37263.0, 55585.0, 75947.0, 127824.0, 187083.0], [1977.0, 17532.0, 37477.0, 56364.0, 77752.0, 130985.0, 190956.0], [1978.0, 17780.0, 38558.0, 57898.0, 79771.0, 135362.0, 198359.0], [1979.0, 17936.0, 38779.0, 58483.0, 80516.0, 138102.0, 204423.0], [1980.0, 17256.0, 37564.0, 56747.0, 78729.0, 132555.0, 188438.0], [1981.0, 16719.0, 36358.0, 55609.0, 78074.0, 130998.0, 183048.0], [1982.0, 15772.0, 35786.0, 54643.0, 77517.0, 133945.0, 191641.0], [1983.0, 15531.0, 35735.0, 54981.0, 78359.0, 135866.0, 195893.0], [1984.0, 16061.0, 36773.0, 56735.0, 81130.0, 141002.0, 203863.0], [1985.0, 16246.0, 37280.0, 57558.0, 82505.0, 146624.0, 219115.0], [1986.0, 16706.0, 38572.0, 59757.0, 85383.0, 153789.0, 233539.0], [1987.0, 16687.0, 39057.0, 60648.0, 86800.0, 158629.0, 248325.0], [1988.0, 16831.0, 39194.0, 60991.0, 87593.0, 160719.0, 251118.0], [1989.0, 17167.0, 39938.0, 62046.0, 89267.0, 168081.0, 269251.0], [1990.0, 16989.0, 39627.0, 61029.0, 87766.0, 163109.0, 255925.0], [1991.0, 16236.0, 38538.0, 59798.0, 86729.0, 159341.0, 246554.0], [1992.0, 15594.0, 37612.0, 59419.0, 86369.0, 160724.0, 253048.0], [1993.0, 15460.0, 37131.0, 58841.0, 87225.0, 176236.0, 304179.0], [1994.0, 16144.0, 38197.0, 60319.0, 89164.0, 179689.0, 308272.0], [1995.0, 17097.0, 39393.0, 61677.0, 90241.0, 181299.0, 310930.0], [1996.0, 16836.0, 39690.0, 62783.0, 91737.0, 185726.0, 321336.0], [1997.0, 17448.0, 40884.0, 64506.0, 94588.0, 194327.0, 340104.0], [1998.0, 17877.0, 42077.0, 66596.0, 97663.0, 201016.0, 351834.0], [1999.0, 18605.0, 43247.0, 68262.0, 100752.0, 206493.0, 356032.0], [2000.0, 19103.0, 43678.0, 68646.0, 101170.0, 212266.0, 376138.0], [2001.0, 18448.0, 42718.0, 67812.0, 100848.0, 210055.0, 368826.0], [2002.0, 18150.0, 42110.0, 67163.0, 99891.0, 206267.0, 360992.0], [2003.0, 17569.0, 41665.0, 67148.0, 100962.0, 206858.0, 356497.0], [2004.0, 17511.0, 41680.0, 66895.0, 99943.0, 208002.0, 362371.0], [2005.0, 17621.0, 41927.0, 67092.0, 100345.0, 210358.0, 368275.0], [2006.0, 17953.0, 42481.0, 67571.0, 102126.0, 216500.0, 383233.0], [2007.0, 18052.0, 43034.0, 69031.0, 103227.0, 209562.0, 355714.0], [2008.0, 17209.0, 41248.0, 66626.0, 99709.0, 205996.0, 353707.0], [2009.0, 16604.0, 40232.0, 65061.0, 98788.0, 205788.0, 352985.0], [2010.0, 15944.0, 39436.0, 64276.0, 98064.0, 199918.0, 334275.0], [2011.0, 15828.0, 38898.0, 63212.0, 96563.0, 205003.0, 356839.0], [2012.0, 15760.0, 38739.0, 63372.0, 96861.0, 205503.0, 357458.0], [2013.0, 16109.0, 39514.0, 63916.0, 97207.0, 206687.0, 358722.0]], \"data02\": [[0.020161290322580655, 0.9582518735744541, 0.9108015640273703, 0.8633512544802864, 0.8159009449332029, 0.7684506353861191, 0.7210003258390353], [0.0649641577060932, 0.9582518735744541, 0.9108015640273703, 0.8633512544802864, 0.8159009449332029, 0.7684506353861191, 0.7210003258390353]], \"data03\": [[0.011200716845878145, 0.689231019876181], [0.20480029471886205, 0.689231019876181], [0.20480029471886205, 0.983708048224177], [0.011200716845878145, 0.983708048224177]]}});\n",
        "   }(mpld3);\n",
        "}else if(typeof define === \"function\" && define.amd){\n",
        "   // require.js is available: use it to load d3/mpld3\n",
        "   require.config({paths: {d3: \"https://mpld3.github.io/js/d3.v3.min\"}});\n",
        "   require([\"d3\"], function(d3){\n",
        "      window.d3 = d3;\n",
        "      mpld3_load_lib(\"https://mpld3.github.io/js/mpld3.v0.2.js\", function(){\n",
        "         \n",
        "         mpld3.draw_figure(\"fig_el240241400243022172004922133836\", {\"plugins\": [{\"type\": \"reset\"}, {\"type\": \"zoom\", \"enabled\": false, \"button\": true}, {\"type\": \"boxzoom\", \"enabled\": false, \"button\": true}], \"height\": 704.0, \"id\": \"el24024140024302217200\", \"axes\": [{\"yscale\": \"linear\", \"id\": \"el24024140024309342616\", \"axes\": [{\"nticks\": 7, \"tickvalues\": null, \"tickformat\": null, \"position\": \"bottom\", \"fontsize\": 16.0, \"grid\": {\"gridOn\": true, \"dasharray\": \"10,0\", \"color\": \"#FFFFFF\", \"alpha\": 1.0}, \"scale\": \"linear\"}, {\"nticks\": 9, \"tickvalues\": null, \"tickformat\": null, \"position\": \"left\", \"fontsize\": 16.0, \"grid\": {\"gridOn\": true, \"dasharray\": \"10,0\", \"color\": \"#FFFFFF\", \"alpha\": 1.0}, \"scale\": \"linear\"}], \"sharey\": [], \"axesbg\": \"#EAEAF2\", \"lines\": [{\"coordinates\": \"data\", \"yindex\": 1, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024305244928\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#4C72B0\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 2, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312640624\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#55A868\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 3, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312642640\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#C44E52\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 4, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312648816\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#8172B2\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 5, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312650832\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#CCB974\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 6, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312583280\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#64B5CD\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"axes\", \"yindex\": 1, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312578960\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#4C72B0\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 2, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312581592\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#55A868\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 3, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312734552\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#C44E52\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 4, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312737352\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#8172B2\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 5, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312658128\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#CCB974\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 6, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312558424\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#64B5CD\", \"alpha\": 1, \"data\": \"data02\"}], \"xlim\": [1966.0, 2013.0], \"xscale\": \"linear\", \"collections\": [], \"xdomain\": [1966.0, 2013.0], \"axesbgalpha\": null, \"paths\": [{\"id\": \"el24024140024312585296\", \"edgecolor\": \"#FFFFFF\", \"facecolor\": \"#EAEAF2\", \"yindex\": 1, \"zorder\": 1000001.0, \"coordinates\": \"axes\", \"edgewidth\": 0.48, \"dasharray\": \"10,0\", \"pathcodes\": [\"M\", \"L\", \"L\", \"L\", \"Z\"], \"xindex\": 0, \"alpha\": 1.0, \"data\": \"data03\"}], \"bbox\": [0.125, 0.125, 0.775, 0.775], \"ydomain\": [0.0, 400000.0], \"zoomable\": true, \"texts\": [{\"fontsize\": 17.6, \"h_anchor\": \"middle\", \"position\": [0.5, -0.06414956011730205], \"id\": \"el24024140024309274552\", \"v_baseline\": \"hanging\", \"coordinates\": \"axes\", \"zorder\": 3, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"year\", \"rotation\": -0.0}, {\"fontsize\": 17.6, \"h_anchor\": \"middle\", \"position\": [-0.09610083795362903, 0.5], \"id\": \"el24024140024309283472\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 3, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"income\", \"rotation\": -90.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.9468475073313781], \"id\": \"el24024140024312585912\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"lowest fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.8993971977842944], \"id\": \"el24024140024312580472\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"second fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.8519468882372104], \"id\": \"el24024140024312734720\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"third fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.8044965786901269], \"id\": \"el24024140024312736232\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"fourth fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.7570462691430432], \"id\": \"el24024140024312657008\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"top fifth\", \"rotation\": -0.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.7095959595959593], \"id\": \"el24024140024312659640\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 1000003.0, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"top 5%\", \"rotation\": -0.0}], \"markers\": [], \"ylim\": [0.0, 400000.0], \"sharex\": [], \"images\": []}], \"width\": 1024.0, \"data\": {\"data01\": [[1966.0, 14747.0, 32739.0, 46844.0, 62710.0, 107026.0, 164340.0], [1967.0, 14977.0, 33490.0, 48138.0, 64560.0, 113997.0, 180362.0], [1968.0, 16143.0, 35208.0, 50300.0, 67270.0, 114947.0, 177194.0], [1969.0, 16656.0, 36783.0, 52635.0, 70510.0, 120757.0, 185476.0], [1970.0, 16404.0, 36271.0, 52445.0, 70744.0, 121652.0, 185243.0], [1971.0, 16418.0, 35738.0, 52290.0, 70815.0, 121971.0, 185975.0], [1972.0, 17135.0, 37387.0, 54915.0, 74993.0, 130063.0, 199394.0], [1973.0, 17583.0, 38086.0, 55959.0, 76476.0, 131212.0, 198020.0], [1974.0, 17893.0, 37772.0, 55145.0, 75552.0, 127306.0, 185688.0], [1975.0, 17192.0, 36344.0, 54039.0, 73990.0, 124687.0, 182907.0], [1976.0, 17608.0, 37263.0, 55585.0, 75947.0, 127824.0, 187083.0], [1977.0, 17532.0, 37477.0, 56364.0, 77752.0, 130985.0, 190956.0], [1978.0, 17780.0, 38558.0, 57898.0, 79771.0, 135362.0, 198359.0], [1979.0, 17936.0, 38779.0, 58483.0, 80516.0, 138102.0, 204423.0], [1980.0, 17256.0, 37564.0, 56747.0, 78729.0, 132555.0, 188438.0], [1981.0, 16719.0, 36358.0, 55609.0, 78074.0, 130998.0, 183048.0], [1982.0, 15772.0, 35786.0, 54643.0, 77517.0, 133945.0, 191641.0], [1983.0, 15531.0, 35735.0, 54981.0, 78359.0, 135866.0, 195893.0], [1984.0, 16061.0, 36773.0, 56735.0, 81130.0, 141002.0, 203863.0], [1985.0, 16246.0, 37280.0, 57558.0, 82505.0, 146624.0, 219115.0], [1986.0, 16706.0, 38572.0, 59757.0, 85383.0, 153789.0, 233539.0], [1987.0, 16687.0, 39057.0, 60648.0, 86800.0, 158629.0, 248325.0], [1988.0, 16831.0, 39194.0, 60991.0, 87593.0, 160719.0, 251118.0], [1989.0, 17167.0, 39938.0, 62046.0, 89267.0, 168081.0, 269251.0], [1990.0, 16989.0, 39627.0, 61029.0, 87766.0, 163109.0, 255925.0], [1991.0, 16236.0, 38538.0, 59798.0, 86729.0, 159341.0, 246554.0], [1992.0, 15594.0, 37612.0, 59419.0, 86369.0, 160724.0, 253048.0], [1993.0, 15460.0, 37131.0, 58841.0, 87225.0, 176236.0, 304179.0], [1994.0, 16144.0, 38197.0, 60319.0, 89164.0, 179689.0, 308272.0], [1995.0, 17097.0, 39393.0, 61677.0, 90241.0, 181299.0, 310930.0], [1996.0, 16836.0, 39690.0, 62783.0, 91737.0, 185726.0, 321336.0], [1997.0, 17448.0, 40884.0, 64506.0, 94588.0, 194327.0, 340104.0], [1998.0, 17877.0, 42077.0, 66596.0, 97663.0, 201016.0, 351834.0], [1999.0, 18605.0, 43247.0, 68262.0, 100752.0, 206493.0, 356032.0], [2000.0, 19103.0, 43678.0, 68646.0, 101170.0, 212266.0, 376138.0], [2001.0, 18448.0, 42718.0, 67812.0, 100848.0, 210055.0, 368826.0], [2002.0, 18150.0, 42110.0, 67163.0, 99891.0, 206267.0, 360992.0], [2003.0, 17569.0, 41665.0, 67148.0, 100962.0, 206858.0, 356497.0], [2004.0, 17511.0, 41680.0, 66895.0, 99943.0, 208002.0, 362371.0], [2005.0, 17621.0, 41927.0, 67092.0, 100345.0, 210358.0, 368275.0], [2006.0, 17953.0, 42481.0, 67571.0, 102126.0, 216500.0, 383233.0], [2007.0, 18052.0, 43034.0, 69031.0, 103227.0, 209562.0, 355714.0], [2008.0, 17209.0, 41248.0, 66626.0, 99709.0, 205996.0, 353707.0], [2009.0, 16604.0, 40232.0, 65061.0, 98788.0, 205788.0, 352985.0], [2010.0, 15944.0, 39436.0, 64276.0, 98064.0, 199918.0, 334275.0], [2011.0, 15828.0, 38898.0, 63212.0, 96563.0, 205003.0, 356839.0], [2012.0, 15760.0, 38739.0, 63372.0, 96861.0, 205503.0, 357458.0], [2013.0, 16109.0, 39514.0, 63916.0, 97207.0, 206687.0, 358722.0]], \"data02\": [[0.020161290322580655, 0.9582518735744541, 0.9108015640273703, 0.8633512544802864, 0.8159009449332029, 0.7684506353861191, 0.7210003258390353], [0.0649641577060932, 0.9582518735744541, 0.9108015640273703, 0.8633512544802864, 0.8159009449332029, 0.7684506353861191, 0.7210003258390353]], \"data03\": [[0.011200716845878145, 0.689231019876181], [0.20480029471886205, 0.689231019876181], [0.20480029471886205, 0.983708048224177], [0.011200716845878145, 0.983708048224177]]}});\n",
        "      });\n",
        "    });\n",
        "}else{\n",
        "    // require.js not available: dynamically load d3 & mpld3\n",
        "    mpld3_load_lib(\"https://mpld3.github.io/js/d3.v3.min.js\", function(){\n",
        "         mpld3_load_lib(\"https://mpld3.github.io/js/mpld3.v0.2.js\", function(){\n",
        "                 \n",
        "                 mpld3.draw_figure(\"fig_el240241400243022172004922133836\", {\"plugins\": [{\"type\": \"reset\"}, {\"type\": \"zoom\", \"enabled\": false, \"button\": true}, {\"type\": \"boxzoom\", \"enabled\": false, \"button\": true}], \"height\": 704.0, \"id\": \"el24024140024302217200\", \"axes\": [{\"yscale\": \"linear\", \"id\": \"el24024140024309342616\", \"axes\": [{\"nticks\": 7, \"tickvalues\": null, \"tickformat\": null, \"position\": \"bottom\", \"fontsize\": 16.0, \"grid\": {\"gridOn\": true, \"dasharray\": \"10,0\", \"color\": \"#FFFFFF\", \"alpha\": 1.0}, \"scale\": \"linear\"}, {\"nticks\": 9, \"tickvalues\": null, \"tickformat\": null, \"position\": \"left\", \"fontsize\": 16.0, \"grid\": {\"gridOn\": true, \"dasharray\": \"10,0\", \"color\": \"#FFFFFF\", \"alpha\": 1.0}, \"scale\": \"linear\"}], \"sharey\": [], \"axesbg\": \"#EAEAF2\", \"lines\": [{\"coordinates\": \"data\", \"yindex\": 1, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024305244928\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#4C72B0\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 2, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312640624\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#55A868\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 3, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312642640\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#C44E52\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 4, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312648816\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#8172B2\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 5, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312650832\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#CCB974\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"data\", \"yindex\": 6, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312583280\", \"dasharray\": \"10,0\", \"zorder\": 2, \"xindex\": 0, \"color\": \"#64B5CD\", \"alpha\": 1, \"data\": \"data01\"}, {\"coordinates\": \"axes\", \"yindex\": 1, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312578960\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#4C72B0\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 2, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312581592\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#55A868\", \"alpha\": 1, \"data\": \"data02\"}, {\"coordinates\": \"axes\", \"yindex\": 3, \"linewidth\": 2.8000000000000003, \"id\": \"el24024140024312734552\", \"dasharray\": \"10,0\", \"zorder\": 1000002.0, \"xindex\": 0, \"color\": \"#C44E52\", \"alpha\": 1, \"data\": 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\"coordinates\": \"axes\", \"edgewidth\": 0.48, \"dasharray\": \"10,0\", \"pathcodes\": [\"M\", \"L\", \"L\", \"L\", \"Z\"], \"xindex\": 0, \"alpha\": 1.0, \"data\": \"data03\"}], \"bbox\": [0.125, 0.125, 0.775, 0.775], \"ydomain\": [0.0, 400000.0], \"zoomable\": true, \"texts\": [{\"fontsize\": 17.6, \"h_anchor\": \"middle\", \"position\": [0.5, -0.06414956011730205], \"id\": \"el24024140024309274552\", \"v_baseline\": \"hanging\", \"coordinates\": \"axes\", \"zorder\": 3, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"year\", \"rotation\": -0.0}, {\"fontsize\": 17.6, \"h_anchor\": \"middle\", \"position\": [-0.09610083795362903, 0.5], \"id\": \"el24024140024309283472\", \"v_baseline\": \"auto\", \"coordinates\": \"axes\", \"zorder\": 3, \"color\": \"#262626\", \"alpha\": 1, \"text\": \"income\", \"rotation\": -90.0}, {\"fontsize\": 16.0, \"h_anchor\": \"start\", \"position\": [0.0828853046594982, 0.9468475073313781], \"id\": \"el24024140024312585912\", \"v_baseline\": \"auto\", 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        "            })\n",
        "         });\n",
        "}\n",
        "</script>"
       ],
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 60,
       "text": [
        "<IPython.core.display.HTML at 0x7f59f2fb0320>"
       ]
      }
     ],
     "prompt_number": 60
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "mpld3.save_html(fig, \"fig.html\")"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 62
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "income_df[income_df.year.isin([1970, 2000, 2013])]"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "html": [
        "<div style=\"max-height:1000px;max-width:1500px;overflow:auto;\">\n",
        "<table border=\"1\" class=\"dataframe\">\n",
        "  <thead>\n",
        "    <tr style=\"text-align: right;\">\n",
        "      <th></th>\n",
        "      <th>year</th>\n",
        "      <th>lowest fifth</th>\n",
        "      <th>second fifth</th>\n",
        "      <th>third fifth</th>\n",
        "      <th>fourth fifth</th>\n",
        "      <th>top fifth</th>\n",
        "      <th>top 5%</th>\n",
        "    </tr>\n",
        "  </thead>\n",
        "  <tbody>\n",
        "    <tr>\n",
        "      <th>43</th>\n",
        "      <td> 1970</td>\n",
        "      <td> 16404</td>\n",
        "      <td> 36271</td>\n",
        "      <td> 52445</td>\n",
        "      <td>  70744</td>\n",
        "      <td> 121652</td>\n",
        "      <td> 185243</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>13</th>\n",
        "      <td> 2000</td>\n",
        "      <td> 19103</td>\n",
        "      <td> 43678</td>\n",
        "      <td> 68646</td>\n",
        "      <td> 101170</td>\n",
        "      <td> 212266</td>\n",
        "      <td> 376138</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>0 </th>\n",
        "      <td> 2013</td>\n",
        "      <td> 16109</td>\n",
        "      <td> 39514</td>\n",
        "      <td> 63916</td>\n",
        "      <td>  97207</td>\n",
        "      <td> 206687</td>\n",
        "      <td> 358722</td>\n",
        "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
       ],
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 84,
       "text": [
        "    year  lowest fifth  second fifth  third fifth  fourth fifth  top fifth  \\\n",
        "43  1970         16404         36271        52445         70744     121652   \n",
        "13  2000         19103         43678        68646        101170     212266   \n",
        "0   2013         16109         39514        63916         97207     206687   \n",
        "\n",
        "    top 5%  \n",
        "43  185243  \n",
        "13  376138  \n",
        "0   358722  "
       ]
      }
     ],
     "prompt_number": 84
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "###Slightly different story from \"after 1980, only the top 1% saw their incomes rise\".\n",
      "\n",
      "This is all beside the point that neither NPR's nor the above graph show mobility. I.e., the same person in 1970 and today is unlikely to belong to the same \"income class\"."
     ]
    }
   ],
   "metadata": {}
  }
 ]
}