Write (Wordpress) Survey or add functionality to existing one

The free wordpress plugin WP Survey And Quiz Tool is almost perfect for my needs, and gives a good example how i want the plugin to work. You dont need to use this plugin! I have company's who ask there visitors to take a survey, so i make now multiple (a lot) of the same surveys. But cant compare them. In the results of an survey only the results within that company are show, it also should compare with the average of all company's [login to view URL] Github link: [login to view URL] customizations: In the results of an survey only the results within that company are show, it also should compare with the average of all company's (only the values that can be compared) Small deviation in questions between survey’s is possible A small profile page should be available for the company owner, where he can add some information about his practise (Name, address. some people who work there and with what for qualification, etc) From the profile the possibility to see the results and comparison with others Small modification compared to the existing plugin in the existing google charts: add total en percentages values