c. On the (number in 5b) days that you drank alcoholic beverages, how many drinks did you have per day, on the average?
Use list to probe, if necessary.
[] One
[] One or two
[] Two
[] Two or three
[] Three
[] Three or four
[] Four
[] Four or five
[] Five
[] Five or six
[] Six
[] Seven to eleven
[] Twelve or more
[] DK