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Cell phone subscriptions 1998 and 2013
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Cell phone subsription (per 100 people) in 1998 and 2013</title> <script type="text/javascript" src="https://d3js.org/d3.v3.js"></script> <style type="text/css"> body { background-color: lightcyan; font-family: Helvetica, Arial, sans-serif; } h1 { font-size: 23px; margin: 0; } p { font-size: 14px; margin: 9px 0 0 0; } svg { background-color: lightcyan; } circle:hover { fill: red; } .axis path, .axis line { fill: none; stroke: black; shape-rendering: crispEdges; } .axis text { font-family: sans-serif; font-size: 12px; } </style> </head> <body> <h1>Cell Phone Subscriptions 1998 and 2013</h1> <p>Cell phone subscriptions by country (per 100 people). Source: <a href="https://data.worldbank.org/indicator/IT.CEL.SETS.P2">World DataBank</a>, 1998 and 2013</p> <script type="text/javascript"> var w = 1000; var h = 500; var padding = [ 5, 10, 20, 40 ]; //Top, right, bottom, left var xScale = d3.scale.linear() .range([ padding[3], w - padding[1] ]); var yScale = d3.scale.linear() .range([ padding[0], h - padding[2] ]); var xAxis = d3.svg.axis() .scale(xScale) .orient("bottom") .ticks(14); var yAxis = d3.svg.axis() .scale(yScale) .orient("left"); var svg = d3.select("body") .append("svg") .attr("width", w) .attr("height", h); d3.csv("cellphoneusage.csv", function(data) { data.sort(function(a, b) { return d3.descending(+a["2013"], +b["2013"]); }); xScale.domain([ d3.min(data, function(d) { return +d["2013"]; }), d3.max(data, function(d) { return +d["2013"]; }) ]); yScale.domain([ d3.max(data, function(d) { return +d["1998"]; }), d3.min(data, function(d) { return +d["1998"]; }) ]); var circles = svg.selectAll("cirle") .data(data) .enter() .append("circle"); circles.attr("cx", function(d) { return xScale(d["2013"]); }) .attr("cy", function(d) { return yScale(d["1998"]); }) .attr("r", 0.1) .attr("fill", "MidnightBlue") .append("title") .text(function(d) { return d.Country + "'s cell phone subscriptions per 100 people was " + d["1998"] + " in 1998 and " + d["2013"] + " in 2013"; }); circles.transition() .duration(2000) .attr("r", 3); circles.sort(function(a, b) { return d3.ascending(+a["2013"], +b["2013"]); }) .transition() .delay(function(d, i) { return i * 50; }) .duration(2000) .attr("r", 3); svg.append("g") .attr("class", "x axis") .attr("transform", "translate(0," + (h - padding[2]) + ")") .call(xAxis); svg.append("g") .attr("class", "y axis") .attr("transform", "translate(" + (padding[3] - 5) + ",0)") .call(yAxis); }); </script> </body> </html>
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