How can I change the labels on a chart created with the Google Chart Tools module? I'm using both the Chart module and the Google Chart Tools module to create a chart from  the data that I'm collecting from registered users.

Here is a sample of my chart:



But how can I change the labels of the X-axis? 

And I want the title to appear on the X-axis also, instead of the link. How can I do that?
That is very easy. Simply uncheck link field to original piece of content of the field you are using.