To view your pie chart, click on any of the Surveys and select the survey options that you'd like to see (Survey, Question, Date Range, Audience).

Once you've done that, toggle on the 'Show Pie Chart Reports' toggle to view your question data.

The full chart report looks like the following below:

Responses - The total % of responses for each option submitted by customers for this particular question.

As always, let us know if you have any questions by contacting the support chat or emailing support at hello@knocommerce.com.