Causes of obesity in Polynesia probably is a combination evolutionary strategies to survive famine, more cultural acceptance of fat people, supplying Native populations with cheap carbohydrates and other processed foods by the colonizing governments while suppressing native traditional food, (pounding poi was just recently legalized in Hawaii.) car culture.
Also, nice quiz
Massachusetts dropped down to nr 7. First (lowest percentage of obese people) is Colorado with 22.6%, second Hawaii with 23.8%, and runner up with 25.1% is California>
Most obese is West-virginia with 38.1% of adults.