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April 24, 2015 23:04
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Historic BART Ridership Averages
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| Year | Weekday | Saturday | Sunday | |
|---|---|---|---|---|
| 1973 | 32000 | |||
| 1974 | 57400 | |||
| 1975 | 118003 | |||
| 1976 | 131000 | |||
| 1977 | 133453 | |||
| 1978 | 146780 | |||
| 1979 | 151712 | |||
| 1980 | 148682 | |||
| 1981 | 161965 | |||
| 1982 | 184062 | |||
| 1983 | 186293 | |||
| 1984 | 202536 | |||
| 1985 | 211612 | |||
| 1986 | 204244 | |||
| 1987 | 194226 | |||
| 1988 | 198259 | |||
| 1989 | 207231 | 88950 | 52436 | |
| 1990 | 241525 | 107526 | 66416 | |
| 1991 | 247456 | 108099 | 65779 | |
| 1992 | 249548 | 108179 | 68111 | |
| 1993 | 253838 | 108356 | 68246 | |
| 1994 | 251981 | 104671 | 67008 | |
| 1995 | 248169 | 103295 | 66214 | |
| 1996 | 248669 | 105763 | 70723 | |
| 1997 | 260543 | 109533 | 72814 | |
| 1998 | 265324 | 110778 | 74042 | |
| 1999 | 278683 | 118452 | 80299 | |
| 2000 | 310268 | 132372 | 91162 | |
| 2001 | 331586 | 144831 | 103949 | |
| 2002 | 310725 | 137108 | 96024 | |
| 2003 | 295158 | 137362 | 100848 | |
| 2004 | 306570 | 145394 | 104350 | |
| 2005 | 310717 | 150046 | 108721 | |
| 2006 | 322965 | 161884 | 116479 | |
| 2007 | 339359 | 172040 | 124874 | |
| 2008 | 357775 | 181186 | 132502 | |
| 2009 | 356712 | 182771 | 130153 | |
| 2010 | 334984 | 175167 | 125275 | |
| 2011 | 345256 | 173361 | 126428 | |
| 2012 | 366565 | 189968 | 138834 | |
| 2013 | 392293 | 202887 | 148249 | |
| 2014 | 399145 | 203310 | 150600 |
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| <!DOCTYPE html> | |
| <html lang ="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>BART Destinations from Oakland and San Francisco Airports</title> | |
| <script type="text/javascript" src="http://d3js.org/d3.v3.js"></script> | |
| <style type="text/css"> | |
| body { | |
| } | |
| svg { | |
| background-color: white; | |
| } | |
| .axis path, line { | |
| fill: none; | |
| stroke: black; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis text { | |
| font-family: sans-serif; | |
| font-size: 11pt; | |
| } | |
| .Weekdays { | |
| fill: steelblue; | |
| } | |
| .Saturdays { | |
| fill: orange; | |
| } | |
| .Sundays { | |
| fill: green; | |
| } | |
| p span { | |
| font-weight: bold; | |
| font-family: sans-serif; | |
| text-transform: uppercase; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h2>BART Ridership Averages 1973-2014</h2> | |
| <p><span style="color:steelblue">Weekday</span>, <span style="color:orange">Saturday</span>, and <span style="color:green">Sunday</span> Averages. Source: <a href="http://www.bart.gov/about/reports/averages">BART</a></p> | |
| <script type="text/javascript"> | |
| w = 1200 | |
| h = 600 | |
| topPadding = 20 | |
| bottomPadding = 50 | |
| leftPadding = 80 | |
| rightPadding = 0 | |
| var numFormat = d3.format("0,f") | |
| var dateFormat = d3.time.format("%Y") | |
| var xScale = d3.time.scale() | |
| .range([ leftPadding, w - rightPadding ]); | |
| var yScale = d3.scale.linear() | |
| .range([ topPadding , h - bottomPadding ]); | |
| var xAxis = d3.svg.axis() | |
| .scale(xScale) | |
| .ticks(10) | |
| .orient("bottom"); | |
| var yAxis = d3.svg.axis() | |
| .scale(yScale) | |
| .ticks(20) | |
| .orient("left"); | |
| var svg = d3.select("body") | |
| .append("svg") | |
| .attr("width", w) | |
| .attr("height", h); | |
| d3.csv("BART_Ridership_FY73_FY14.csv", function(data) { | |
| var dataset = [ | |
| { day: "Weekdays", | |
| riders: data.map(function(d) { | |
| var obj = {}; | |
| obj['year'] = d.Year; | |
| obj['averages'] = d.Weekday; | |
| return obj; | |
| }) | |
| }, | |
| { day: "Saturdays", | |
| riders: data.map(function(d) { | |
| var obj = {}; | |
| obj['year'] = d.Year; | |
| obj['averages'] = d.Saturday; | |
| return obj; | |
| }) | |
| }, | |
| { day: "Sundays", | |
| riders: data.map(function(d) { | |
| var obj = {}; | |
| obj['year'] = d.Year; | |
| obj['averages'] = d.Sunday; | |
| return obj; | |
| }) | |
| } | |
| ] | |
| xScale.domain([ | |
| d3.min(data, function(d) { | |
| return dateFormat.parse(d.Year); | |
| }), | |
| d3.max(data, function(d) { | |
| return dateFormat.parse(d.Year); | |
| }) | |
| ]); | |
| yScale.domain([d3.max(data, function(d) { | |
| return +d.Weekday; | |
| }), 0 ]); | |
| var area = d3.svg.area() | |
| .x(function(d) { | |
| return xScale(dateFormat.parse(d.year)) | |
| }) | |
| .y0(h - bottomPadding) | |
| .y1(function(d) { | |
| return yScale(+d.averages) | |
| }); | |
| var groups = svg.selectAll("g") | |
| .data(dataset) | |
| .enter() | |
| .append("g") | |
| .attr("class", function(d) { | |
| return d.day; | |
| }); | |
| groups.append("title") | |
| .text(function(d) { | |
| return "Average Ridership on " + d.day ; | |
| }); | |
| groups.selectAll("path") | |
| .data(function(d) { | |
| return [ d.riders ]; | |
| }) | |
| .enter() | |
| .append("path") | |
| .attr("class", "area") | |
| .attr("d", area) | |
| .attr("stroke", "none"); | |
| dataset.forEach(function(set) { | |
| var circles = svg.selectAll("circles") | |
| .data(set.riders) | |
| .enter() | |
| .append("circle"); | |
| circles.attr("cx", function(d) { | |
| return xScale(dateFormat.parse(d.year)) | |
| }) | |
| .attr("cy", function(d) { | |
| return yScale(+d.averages); | |
| }) | |
| .attr("r", 5) | |
| .attr("class", function(d) { | |
| return set.day + " " + d.year; | |
| }) | |
| .attr("display", function(d) { | |
| if (d.averages == 0) | |
| return "none"; | |
| }) | |
| .append("title") | |
| .text(function(d) { | |
| return "Average " + set.day + " Ridership in " + d.year + ": " + numFormat(+d.averages); | |
| }) | |
| }); | |
| svg.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + (h - bottomPadding) + ")") | |
| .call(xAxis); | |
| svg.append("g") | |
| .attr("class", "y axis") | |
| .attr("transform", "translate(" + (leftPadding - 10) + ", 0)") | |
| .call(yAxis); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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