Case 1 - alcohol intake is moderate.

Case 2 - none.

Case 3 - alcohol intake is occasional.

Case 4 - alcohol intake is moderate.

Case 5 - teetotal.

Case 6 - alcohol intake is occasional.

Case 7 - alcohol intake is occasional.

Case 8 - alcohol intake is occasional.

Case 9 - alcohol intake is occasional.

Case 10 - 20 oz. of whisky per day.

Case 11 - one beer a day.

Case 12 - teetotal.