[mitcheme]

Or Canadian men were eating way more than their fair share of Skittles in 1980 -- their rates of diabetes are still higher than women's.

http://www40.statcan.ca/l01/cst01/health53a-eng.htm

I would guess that Canadian men have had problems with diabetes for a long time (>30yrs) and women are now starting to catch up. But I think you'd need more numbers than are in that map to get any real answers.