(function(){function b(a){return/[",\n]/.test(a)?'"'+a.replace(/\"/g,'""')+'"':a}function a(a){return a.map(b).join(",")}d3.csv=function(a,b){d3.text(a,"text/csv",function(a){b(a&&d3.csv.parse(a))})},d3.csv.parse=function(a){var b;return d3.csv.parseRows(a,function(a,c){if(c){var d={},e=-1,f=b.length;while(++e<f)d[b[e]]=a[e];return d}b=a;return null})},d3.csv.parseRows=function(a,b){function j(){if(f.lastIndex===a.length)return d;if(i){i=!1;return c}var b=f.lastIndex;if(a.charCodeAt(b)===34){var e=b;while(e++<a.length)if(a.charCodeAt(e)===34){if(a.charCodeAt(e+1)!==34)break;e++}f.lastIndex=e+2;var g=a.charCodeAt(e+1);g===13?(i=!0,a.charCodeAt(e+2)===10&&f.lastIndex++):g===10&&(i=!0);return a.substring(b+1,e).replace(/""/g,'"')}var h=f.exec(a);if(h){i=h[0].charCodeAt(0)!==44;return a.substring(b,h.index)}f.lastIndex=a.length;return a.substring(b)}var c={},d={},e=[],f=/\r\n|[,\r\n]/g,g=0,h,i;f.lastIndex=0;while((h=j())!==d){var k=[];while(h!==c&&h!==d)k.push(h),h=j();if(b&&!(k=b(k,g++)))continue;e.push(k)}return e},d3.csv.format=function(b){return b.map(a).join("\n")}})()