padding: {left: 40, right: 30, top: 5, bottom: 15},
xValueParser: function(x) { return parseFloat(x); },
xValueFormatter: function(x) { return x; },
padding: {left: 40, right: 30, top: 5, bottom: 15},
xValueParser: function(x) { return parseFloat(x); },
xValueFormatter: function(x) { return x; },