Highcharts Demo

Para começar no 0 do eixo dos xx

by NunoMira

HTML

<script src="http://highcharts.com/js/testing.js"></script>
<script src="http://code.highcharts.com/highcharts.js"></script>
<div id="container" style="height: 400px"></div>

JavaScript

var categ = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
var data = [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4];

var chart = new Highcharts.Chart(
{
    chart:
    {
        renderTo: 'container',
        //type: 'spline', //area
    },
    xAxis:
    {
        	categories: categ,
      		//tickmarkPlacement: 'on',
      		min: 0.4,
      		max: categ.length-1.5,
      		//startOnTick: false,
      		//endOnTick: false,
      		//minPadding: 0,
      		//maxPadding: 0,
      		//align: "left"
    },
    yAxis:
    {
        max:250,
        min:0
    },
    
    series: [{
        data: data,
    }]
});