| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 28 |
3.9%
|
| 2 | Weekly | 39 |
5.4%
|
| 3 | Monthly | 30 |
4.1%
|
| 4 | Less than monthly | 118 |
16.2%
|
| 5 | Never | 512 |
70.4%
|
| Sysmiss | 3460 |