| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 2250 |
50.1%
|
| 1 | Yes, more than once in the last six months | 1462 |
32.5%
|
| 2 | Yes, once in the last six months | 781 |
17.4%
|
| Sysmiss | 3354 |