ElementStacks

HTML

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

JavaScript

var chart = new Highcharts.Chart({
    
    chart: {
        renderTo: 'container',
        defaultSeriesType: 'pie'
    },
    
    legend: {
        enabled: true
    },
    
    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    },
    
    series: [{
        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]  ,
        showInLegend: true
    }],
    
    plotOptions: {
    	pie: {
      	events: {
          afterAnimate: function() {
            let chart = this.chart;
            let legend = chart.legend;
            let tooltip = this.chart.tooltip;
            for (let item of legend.allItems) {
              item.legendItem.on('mouseover', function (e) {
                let data = item.series.data[item.index];
                tooltip.refresh(data);
              }).on('mouseout', function (e) {
                tooltip.hide();
              });
            }
          }
        }
      }
    }
});