How to skip x-axis in gruff line-graph

Please open the below link... http://nubyonrails.com/pages/gruff

In "Multi-Line Graph Test 400" graph. How to make white-color-line to
start from 5/24(x-axis) instead of 5/6?

Venkat Eee wrote:

Please open the below link... http://nubyonrails.com/pages/gruff

In "Multi-Line Graph Test 400" graph. How to make white-color-line to
start from 5/24(x-axis) instead of 5/6?

Is that possible in gruff?