Hi Wk,
Thanks For your interest in Syncfusion products.
Histogram Charts are used to show a frequency distribution of points(how many points are in a particular range). Histogram chart requires only X values alone to render chart. We have created the sample for a histogram chart and the sample can be obtained from the following location.
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=Histogram_ChartSample-422828708.zipPlease let us know if you have any questions about this.
Regards,
Senthilkumar