| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 34 |
22.1%
|
| 1 | Yes, more than once in the last six months | 101 |
65.6%
|
| 2 | Yes, once in the last six months | 19 |
12.3%
|
| Sysmiss | 8935 |