| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 37 |
2.5%
|
| 2 | Weekly | 52 |
3.5%
|
| 3 | Monthly | 32 |
2.2%
|
| 4 | Less than monthly | 78 |
5.3%
|
| 5 | Never | 1271 |
86.5%
|
| Sysmiss | 2224 |