intial_pie_plotting_code

$(function () {
    var chart;
    $(document).ready(function() {
        chart = new Highcharts.Chart({
            chart: {
                renderTo: 'container',
                plotBackgroundColor: null,
                plotBorderWidth: null,
                plotShadow: false
            },
            title: {
                text: 'Time spent in each state'
            },
            tooltip: {
                formatter: function() {
                    return '<b>'+ this.point.name +'</b>: '+ this.percentage +' %';
                }
            },
            plotOptions: {
                pie: {
                    allowPointSelect: true,
                    cursor: 'pointer',
                    dataLabels: {
                        enabled: false
                    },
                    showInLegend: true
                }
            },
            series: [{
                type: 'pie',
                name: 'Time spent',
                data: [
                    ['Low',   10.0],
                    ['High',       15],
                    {
                        name: 'OK',
                        y: 65,
                        sliced: true,
                        selected: true
                    },
                    ['Warn',    2],
                    ['Very high',     7.3],
                    ['Extremly high',   0.7]
                ]
            }]
        });
    });
    
});