This sample visualizes the Olympic medal counts using grouped column series. Data labels are used to display the values of data points.
In this example, you can see how to render and configure the column type charts.
Column type charts are used for comparing the frequency, count, total or average of data in different categories.
You can group the column series by using
Tooltip is enabled in this example, to see the tooltip in action, hover a point or tap on a point in touch enabled devices.
More information on the column series can be found in this documentation section.