| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 36 |
5%
|
| 2 | Weekly | 47 |
6.5%
|
| 3 | Monthly | 82 |
11.3%
|
| 4 | Less than monthly | 148 |
20.4%
|
| 5 | Never | 414 |
56.9%
|
| Sysmiss | 3460 |