| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, several times in the past six months | 642 |
50.9%
|
| 2 | Yes, one or twice in the last six months | 247 |
19.6%
|
| 3 | No | 372 |
29.5%
|
| Sysmiss | 6586 |