C# Charts Change Axis label

Question

I have a chart it looks like this 
http://imgur.com/XoeCnvO

I want to change Y axis numbering and label it 1% 10% 33.% etc as shown below without changing the plot.
How do I change it


Required output graph:

http://imgur.com/fJ6bQzk

Answer 1

Dataset ds=new Dataset();
ds.ReadXml("path of xml file");
Gridview1.Datasource=ds;
Gridview1.DataBind();