According to estimates from the annual American Time Use Survey, Wisconsin residents spend an average 8 hours and 26 minutes a night sleeping. Mississippi is on the other end of the spectrum, with the average resident spending 9 hours and seven minutes a day on shut eye.
One reason might be the dairy farmers getting up early to tend to the cows. Another might be all the people staying up late drinking. I may fall into one of those categories, but not both. You decide which.