can you interpret results from my form - give me % responders etc

We do offer anaylitcs for form responses and views:

http://www.jotform.com/form-analytics/

However, this is in Beta.

If you are trying to display form results with charts and graphs, that can be done using the visual report builder:

http://www.jotform.com/help/187-How-to-Create-a-Visual-Report-with-your-Form-Submissions