D3 Examples - Infant Mortality Rate EU 1960 - 2012

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    <head>
        <meta charset="utf-8">
        <title>Infant Mortality Rate | Week 6</title>
        <script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
        <style type="text/css">
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            body {
                background-color: white;
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            h1 {
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                margin: 20px 10px 0 10px;
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            p {
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                line-height: 18px;
                color: #333;
                margin: 10px 0 0 10px;
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            svg {
                background-color: white;
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            line:hover {
                fill: none;
                stroke: #0099cc;
            }
            
            .axis path,
            .axis line {
                fill: none;
                stroke: #999;
                shape-rendering: crispEdges;
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            .axis text {
                font-family: sans-serif;
                font-size: 11px;
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    <body>
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        <h1>Infant Mortality Rate EU, 2012</h1>
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        <p>
        A look at the infant mortality rate in the European Union 27 countries plus EFTA countries. The all dataset includes data since 1960 through 2012. I am displaying here only the 2012 data.
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    <br>
    <font size="1"> 
Source: <a href="https://www.pordata.pt/en/Europe/Search+Environment/Table/5687687" target="_blank">PORDATA</a>
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Data Sources: Eurostat | UN | NSI - Rapid, Joint, Nowcast Data Collections 
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Last updated: 2014-11-03
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Rate % (formula): (Deaths of children under one year of age during the calendar year / Live births during the calendar year) * 1000
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        </p>
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        <script type="text/javascript">     
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            var w = 600;
            var h = 500;
            var padding = [ 30, 30, 30, 35 ];  //Top, right, bottom, left
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            //Set up date formatting and years ("%Y"="YYYY")
            //For all options, see: https://github.com/mbostock/d3/wiki/Time-Formatting
            var dateFormat = d3.time.format("%Y")
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            var xScale = d3.time.scale()
                        .range([ padding[3], w - padding[1] - padding[3] ]);
            
            var yScale = d3.scale.linear()
                        .range([ padding[0], h - padding[2] ]);
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            var xAxis = d3.svg.axis()
                            .scale(xScale)
                            .orient("bottom")
                            .ticks(25);
                            .tickFormat(function(d) {
                                return dateFormat(d);
                            });
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            var yAxis = d3.svg.axis()
                            .scale(yScale)
                            .orient("left")
                            .ticks(20);
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​
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            var line = d3.svg.line()
                .x(function(d) {
                    return xScale(dateFormat.parse(d.year));
                })
                .y(function(d) {
                    return yScale(+d.amount);
                });
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            var svg = d3.select("body")
                        .append("svg")
                        .attr("width", w)
                        .attr("height", h);
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            //Load in contents of CSV file
            d3.csv("Data_InfantMortalityRate.csv", function(data) {
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                var years = ["1960", "1961", "1962", "1963", "1964", "1965", "1966", "1967", "1968", "1969", "1970", "1971", "1972", "1973", "1974", "1975", "1976", "1977", "1978", "1979", "1980", "1981", "1982", "1983", "1984", "1985", "1986", "1987", "1988", "1989", "1990", "1991", "1992", "1993", "1994", "1995", "1996", "1997", "1998", "1999", "2000", "2001", "2002", "2003", "2004", "2005", "2006", "2007", "2008", "2009", "2010", "2011", "2012"];
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                var dataset = [];
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                //Loop once for each row in data
                for (var i = 0; i < data.length; i++) {
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                        //Create new object with this country's name and empty array
                    dataset[i] = {
                        country: data[i].Country,
                        rate: []
                    };
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                    //Loop through all the years
                    for (var j = 0; j < years.length; j++) {
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                        // If value is not empty
                        if (data[i][years[j]]) {
                            //Add a new object to the emissions data array
                            //for this country
                            dataset[i].rate.push({
                                year: years[j],
                                amount: data[i][years[j]]
                            });
                        }
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                    }
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                }
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​
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                xScale.domain([ 
                    d3.min(years, function(d) {
                        return dateFormat.parse(d);
                    }),
                    d3.max(years, function(d) {
                    return dateFormat.parse(d);
                    }) 
                ]);
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                yScale.domain([ 
                    d3.max(dataset, function(d) {
                        return d3.max(d.rate, function(d) {
                            return +d.amount; 
                        });
                    }),
                    0
                ]);
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                var groups = svg.selectAll("g")
                                .data(dataset)
                                .enter()
                                .append("g");
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                groups.append("title")
                    .text(function(d) {
                        return d.Country;
                    });
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                groups.selectAll("path")
                    .data(function(d) {
                        return [ d.rate ];
                    })
                    .enter()
                    .append("path")
                    .attr("class", "line")
                    .attr("d", line)
                    .attr("fill", "none")
                    .attr("stroke", "#0099cc")
                    .attr("stroke-width", 2);   
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                //  .attr("cy", function(d) {
                //      return yScale(d["1960"]);
                //  })
                //  .attr("r", 0.1)
                //  .attr("fill", "#0099cc")
                //  .append("title")
                //  .text(function(d) {
                //      return d.Country + "'s Infant Mortality Rate in 2012 was " + d["2012"] + " and back in 1960, was " + d["1960"];
                //  });
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                // circles.sort(function(a, b) {
                //  return d3.ascending(+a["2012"], +b["2012"]);
                // })
                // .transition()
                // .delay(function(d, i) {
                //      return i * 50;
                //  })
                // .duration(2000)
                // .attr("r", 4);
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                svg.append("g")
                    .attr("class", "x axis")
                    .attr("transform", "translate(0," + (h - padding[2]) + ")")
                    .call(xAxis);
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                svg.append("g")
                    .attr("class", "y axis")
                    .attr("transform", "translate(" + padding[3] + ",0)")
                    .call(yAxis);
                //Now CSV contents have been transformed into
                //an array of JSON objects.
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​
            });
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        </script>
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    </body>
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