CHART - Donut Pie Chart - Hierarchy Drilldown with Category and Subcategory Data

HTML

<script src="http://code.highcharts.com/highcharts.js"></script>
<script src="http://code.highcharts.com/modules/exporting.js"></script>

<div id="container" style="min-width: 400px; height: 400px; margin: 0 auto"></div>

JavaScript

$(function () {
    
        var colors = Highcharts.getOptions().colors,
            categories = ['MSIE', 'Firefox', 'Chrome', 'Safari', 'Opera'],
            name = 'Browser brands',
            data = [{
                    y: 55.11,
                    color: colors[5],
                    drilldown: {
                        name: 'MSIE versions',
                        categories: ['MSIE 6.0', 'MSIE 7.0', 'MSIE 8.0', 'MSIE 9.0'],
                        data: [10.85, 7.35, 33.06, 2.81],
                        color: colors[7]
                    }
                }, {
                    y: 21.63,
                    color: colors[1],
                    drilldown: {
                        name: 'Firefox versions',
                        categories: ['Firefox 2.0', 'Firefox 3.0', 'Firefox 3.5', 'Firefox 3.6', 'Firefox 4.0'],
                        data: [0.20, 0.83, 1.58, 13.12, 5.43],
                        color: colors[6]
                    }
                }, {
                    y: 11.94,
                    color: colors[2],
                    drilldown: {
                        name: 'Chrome versions',
                        categories: ['Chrome 5.0', 'Chrome 6.0', 'Chrome 7.0', 'Chrome 8.0', 'Chrome 9.0',
                            'Chrome 10.0', 'Chrome 11.0', 'Chrome 12.0'],
                        data: [0.12, 0.19, 0.12, 0.36, 0.32, 9.91, 0.50, 0.22],
                        color: colors[2]
                    }
                }, {
                    y: 7.15,
                    color: colors[1],
                    drilldown: {
                        name: 'Safari versions',
                        categories: ['Safari 5.0', 'Safari 4.0', 'Safari Win 5.0', 'Safari 4.1', 'Safari/Maxthon',
                            'Safari 3.1', 'Safari 4.1'],
                        data: [4.55, 1.42, 0.23, 0.21, 0.20, 0.19, 0.14],
                        color: colors[5]
                    }
                }, {
                    y:...