Highcharts：X轴分组堆叠图

$(function () {
    var chart = new Highcharts.Chart({
        chart: {
            renderTo: "container",
            type: "column"
        },
        title: {
            text: null
        },
plotOptions: {
            column: {
                stacking: 'normal',
                dataLabels: {
                    enabled: false,
                    color: (Highcharts.theme && Highcharts.theme.dataLabelsColor) || 'white'
                }
            }
        },
        series: [{
             name: '新',
                        color: '#FF3300',
                        type: 'column',
            data: [4, 14, 18, 5, 6, 5, 14, 15, 18]
        },{
             name: '循',
                        color: '#009900',
                        type: 'column',
            data: [4, 14, 18, 5, 6, 5, 14, 15, 18]
        }
                ,{
             name: '备',
                        color: '#FFFF33',
                        type: 'column',
            data: [4, 14, 18, 5, 6, 5, 14, 15, 18]
        }],
        xAxis: {
            categories: [{
                name: "2011年",
                categories: ["一", "二", "三"]
            }, {
                name: "2012年",
                categories: ["一", "二", "三"]
            }, {
                name: "2013年",
                categories: ["一", "二", "三"]
            }]
        }
    });
});