| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 23 |
6.5%
|
| 2 | Weekly | 44 |
12.4%
|
| 3 | Monthly | 25 |
7%
|
| 4 | Less than monthly | 83 |
23.4%
|
| 5 | Never | 180 |
50.7%
|
| Sysmiss | 1801 |