Column and bar charts » Bar with negative stack

@{
    // Age categories
    var categories = new[]{ "0-4", "5-9", "10-14", "15-19",
    "20-24", "25-29", "30-34", "35-39", "40-44",
    "45-49", "50-54", "55-59", "60-64", "65-69",
    "70-74", "75-79", "80-84", "85-89", "90-94",
    "95-99", "100 + " };
}

@Html.Highcharts4Net().BarChart(settings =>
{
    settings.SetTitle(s => { s.Text = "Population pyramid for Germany, 2015"; });

    settings.SetSubtitle(s => { s.Text = "Source: <a href=\"http://populationpyramid.net/germany/2015/\">Population Pyramids of the World from 1950 to 2100</a>"; });

    settings.AddXAxis(s =>
    {
        s.Categories = categories;
        s.Reversed = false;
        s.Labels = new XAxisLabels
        {
            Step = 1
        };
    });

    settings.AddXAxis(s =>
    {
        // mirror axis on right side
        s.Opposite = true;
        s.Reversed = false;
        s.Categories = categories;
        s.LinkedTo = 0;
        s.Labels = new XAxisLabels
        {
            Step = 1
        };
    });

    settings.AddYAxis(s =>
    {

        s.Title = new YAxisTitle
        {
            Text = null
        };
        s.Labels = new YAxisLabels
        {
            Formatter = @"function () {
                        return Math.abs(this.value) + '%';
                    }"
        };
    });

    settings.SetPlotOptions(s =>
    {
        s.Bar = new PlotOptionsBar
        {
            Stacking = Stackings.Normal
        };
    });

    settings.SetTooltip(s =>
    {
        s.Formatter = @"function () {
                    return '<b>' + this.series.name + ', age ' + this.point.category + '</b><br/>' +
                        'Population: ' + Highcharts.numberFormat(Math.abs(this.point.y), 0);
                }";
    });

    settings.AddSeries(s =>
    {
        s.Name = "Male";
        s.Data = new Data(new HighchartsDataPoint?[]
            { -2.2, -2.2, -2.3, -2.5, -2.7, -3.1, -3.2,
              -3.0, -3.2, -4.3, -4.4, -3.6, -3.1, -2.4,
              -2.5, -2.3, -1.2, -0.6, -0.2, -0.0, -0.0 });
    });

    settings.AddSeries(s =>
    {
        s.Name = "Female";
        s.Data = new Data(new HighchartsDataPoint?[]
            { 2.1, 2.0, 2.2, 2.4, 2.6, 3.0, 3.1, 2.9,
              3.1, 4.1, 4.3, 3.6, 3.4, 2.6, 2.9, 2.9,
              1.8, 1.2, 0.6, 0.1, 0.0 });
    });

}).Render()