| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, several times in the past six months | 3789 |
68.2%
|
| 2 | Yes, one or twice in the last six months | 1357 |
24.4%
|
| 3 | No | 406 |
7.3%
|
| Sysmiss | 2295 |