| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 40 |
3.6%
|
| 2 | Weekly | 53 |
4.7%
|
| 3 | Monthly | 64 |
5.7%
|
| 4 | Less than monthly | 99 |
8.9%
|
| 5 | Never | 860 |
77.1%
|
| Sysmiss | 2954 |