A sample of various flavors were taken to measure the popularity of flavor combinations. The graphs below represents the popularity between flavors that are sweet as opposed to those that are not.

The first image compares sweet and not sweet flavors. Sweet flavors are on the right and represented by the number "1." :

The second image helps show a more spread out relationship to differentiate which may be more popular:

With these images, we can conclude that there appears to be more of a variety of non-sweet flavor preferences. In addition, both graphics show chocolate as the most popular flavor overall.