Pst wk days trouble going/staying sleep
0 = 0 days
1 = 1 day
2 = 2 days
3 = 3 days
4 = 4 days
5 = 5 days
6 = 6 days
7 = 7 days

1 = Times
20 = Times
21 = 21 or more times
96 = NEVER/LESS THAN ONCE PER YEAR
97 = NO CODED RESPONSE APPLICABLE
98 = DON'T KNOW
99 = REFUSED