better

README.md

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data.json

[
  {
    "Year":2012,
    "City":"London",
    "Country":"Great Britain",
    "Countries":205,
    "Participants":10519,
    "Men":"5864",
    "Women":"4655",
    "Sports":32,
    "Events":302
  },
  {
    "Year":2008,
    "City":"Beijing",
    "Country":"China",
    "Countries":204,
    "Participants":10901,
    "Men":"6290",
    "Women":"4611",
    "Sports":34303,
    "Events":null
  },
  {
    "Year":2004,
    "City":"Athina",
    "Country":"Greece",
    "Countries":201,
    "Participants":10561,
    "Men":"6257",
    "Women":"4304",
    "Sports":34,
    "Events":301
  },
  {
    "Year":2000,
    "City":"Sydney",
    "Country":"Australia",
    "Countries":200,
    "Participants":10648,
    "Men":"6579",
    "Women":"4068",
    "Sports":34,
    "Events":300
  },
  {
    "Year":1996,
    "City":"Atlanta",
    "Country":"United States",
    "Countries":197,
    "Participants":10342,
    "Men":"6819",
    "Women":"3520",
    "Sports":31,
    "Events":271
  },
  {
    "Year":1992,
    "City":"Barcelona",
    "Country":"Spain",
    "Countries":169,
    "Participants":9386,
    "Men":"6659",
    "Women":"2721",
    "Sports":29,
    "Events":257
  },
  {
    "Year":1988,
    "City":"Seoul",
    "Country":"South Korea",
    "Countries":159,
    "Participants":8453,
    "Men":"6249",
    "Women":"2202",
    "Sports":27,
    "Events":237
  },
  {
    "Year":1984,
    "City":"Los Angeles",
    "Country":"United States",
    "Countries":140,
    "Participants":6799,
    "Men":"5224",
    "Women":"1567",
    "Sports":26,
    "Events":221
  },
  {
    "Year":1980,
    "City":"Moskva",
    "Country":"Soviet Union",
    "Countries":80,
    "Participants":5259,
    "Men":"4135",
    "Women":"112\"",
    "Sports":23,
    "Events":203
  },
  {
    "Year":1976,
    "City":"Montréal",
    "Country":"Canada",
    "Countries":92,
    "Participants":6073,
    "Men":"4812",
    "Women":"1260",
    "Sports":23,
    "Events":198
  },
  {
    "Year":1972,
    "City":"München",
    "Country":"West Germany",
    "Countries":121,
    "Participants":7113,
    "Men":"6052",
    "Women":"1060",
    "Sports":23,
    "Events":195
  },
  {
    "Year":1968,
    "City":"Ciudad de México",
    "Country":"Mexico",
    "Countries":112,
    "Participants":5558,
    "Men":"4775",
    "Women":"783",
    "Sports":20,
    "Events":172
  },
  {
    "Year":1964,
    "City":"Tokyo",
    "Country":"Japan",
    "Countries":93,
    "Participants":5137,
    "Men":"4457",
    "Women":"680",
    "Sports":21,
    "Events":163
  },
  {
    "Year":1960,
    "City":"Roma",
    "Country":"Italy",
    "Countries":83,
    "Participants":5351,
    "Men":"4738",
    "Women":"613",
    "Sports":19,
    "Events":150
  },
  {
    "Year":1956,
    "City":"Melbourne",
    "Country":"Australia",
    "Countries":67,
    "Participants":3189,
    "Men":"2818",
    "Women":"371",
    "Sports":18,
    "Events":145
  },
  {
    "Year":1952,
    "City":"Helsinki",
    "Country":"Finland",
    "Countries":69,
    "Participants":4932,
    "Men":"4411",
    "Women":"521",
    "Sports":19,
    "Events":149
  },
  {
    "Year":1948,
    "City":"London",
    "Country":"Great Britain",
    "Countries":59,
    "Participants":4397,
    "Men":"3951",
    "Women":"445",
    "Sports":21,
    "Events":149
  },
  {
    "Year":1936,
    "City":"Berlin",
    "Country":"Germany",
    "Countries":49,
    "Participants":4484,
    "Men":"4124",
    "Women":"360",
    "Sports":24,
    "Events":143
  },
  {
    "Year":1932,
    "City":"Los Angeles",
    "Country":"United States",
    "Countries":47,
    "Participants":1921,
    "Men":"1719",
    "Women":"202",
    "Sports":18,
    "Events":126
  },
  {
    "Year":1928,
    "City":"Amsterdam",
    "Country":"Netherlands",
    "Countries":46,
    "Participants":3248,
    "Men":"2,936",
    "Women":"312",
    "Sports":17,
    "Events":120
  },
  {
    "Year":1924,
    "City":"Paris",
    "Country":"France",
    "Countries":45,
    "Participants":3256,
    "Men":"3100",
    "Women":"156",
    "Sports":20,
    "Events":130
  },
  {
    "Year":1920,
    "City":"Antwerpen",
    "Country":"Belgium",
    "Countries":29,
    "Participants":2677,
    "Men":"2,599",
    "Women":"78",
    "Sports":25,
    "Events":160
  },
  {
    "Year":1912,
    "City":"Stockholm",
    "Country":"Sweden",
    "Countries":29,
    "Participants":2424,
    "Men":"2356",
    "Women":"53",
    "Sports":17,
    "Events":107
  },
  {
    "Year":1908,
    "City":"London",
    "Country":"Great Britain",
    "Countries":22,
    "Participants":2024,
    "Men":"1980",
    "Women":"44",
    "Sports":24,
    "Events":109
  },
  {
    "Year":1906,
    "City":"Athina",
    "Country":"Greece",
    "Countries":21,
    "Participants":841,
    "Men":"835",
    "Women":"6",
    "Sports":13,
    "Events":74
  },
  {
    "Year":1904,
    "City":"St. Louis",
    "Country":"United States",
    "Countries":15,
    "Participants":650,
    "Men":"644",
    "Women":"6",
    "Sports":18,
    "Events":95
  },
  {
    "Year":1900,
    "City":"Paris",
    "Country":"France",
    "Countries":31,
    "Participants":1224,
    "Men":"1201",
    "Women":"23",
    "Sports":20,
    "Events":95
  },
  {
    "Year":1896,
    "City":"Athina",
    "Country":"Greece",
    "Countries":12,
    "Participants":176,
    "Men":"176",
    "Women":"0",
    "Sports":9,
    "Events":43
  }
]

index.html

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
  <style>
  
    svg { width:100%; height: 100% }
    
body {
  font: 10px sans-serif;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.x.axis path {
  display: none;
}

.line {
  fill: none;
  stroke: steelblue;
  stroke-width: 1.5px;
}


  </style>
</head>

<body>
  <script>
    // Feel free to change or delete any of the code you see!
    var margin = {top: 20, right: 80, bottom: 30, left: 50},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;
    
    var x = d3.time.scale()
    .range([0, width]);

		var y = d3.scale.linear()
    .range([height, 0]);
    
    var color = d3.scale.category10();

var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom");

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left");
    
    
var line = d3.svg.line()
    .interpolate("basis")
    .x(function(d) { return x(d.Year); })
    .y(function(d) { return y(d.Events); });

var svg = d3.select("body").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
    

    console.log("you are now rocking with d3", d3);
    d3.json('data.json',function(error,json){
      	if(error){
          console.log(error);
          throw(error);
        }
     		x.domain(d3.extent(json,function(d){return d.Year;}));
        y.domain([43,303]);
      	svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis);

  svg.append("g")
      .attr("class", "y axis")
      .call(yAxis)
    .append("text")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end")
      .text("Temperature (ºF)");

  
  city.append("path")
      .attr("class", "line")
      .attr("d", function(d) { return line(d.values); })
      .style("stroke", function(d) { return color(d.name); });
       //json.forEach(function(elem){console.log(elem.Year);});
    });
  </script>
</body>