| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 3 |
3.5%
|
| 2 | Weekly | 11 |
12.8%
|
| 3 | Monthly | 4 |
4.7%
|
| 4 | Less than monthly | 13 |
15.1%
|
| 5 | Never | 55 |
64%
|
| Sysmiss | 5343 |