 $.getJSON( "web/data.json", function( data ) {
        var fileNames = [];

        for(var i = 0; i < data.length; i++) {
          var fileName = data[i];
          if (fileName.endsWith(".csv") && fileName != "summary.csv" && fileName != "errors.csv") {
            fileNames.push(fileName);
          }
        }

        numCharts += 4 * fileNames.length;

        for(var i = 0; i < fileNames.length; i++) {
          drawLatencyCharts(fileNames[i]);
        }
      });
    }

    function drawLatencyCha