| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1145 |
32.4%
|
| 1 | Yes, more than once in the last six months | 1571 |
44.4%
|
| 2 | Yes, once in the last six months | 823 |
23.3%
|
| Sysmiss | 5550 |