67. On how many of the past 7 days did you exercise or take part in sports that made you sweat and breathe hard, such as basketball, jogging, fast dancing, swimming laps, tennis, fast bicycling, or other aerobic activities?
[] 0 days
[] 1 day
[] 2 days
[] 3 days
[] 4 days
[] 5 days
[] 6 days
[] 7 days