| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 8 |
9.3%
|
| 2 | Weekly | 9 |
10.5%
|
| 3 | Monthly | 5 |
5.8%
|
| 4 | Less than monthly | 9 |
10.5%
|
| 5 | Never | 55 |
64%
|
| Sysmiss | 5343 |