| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 25 |
58.1%
|
| 1 | Yes | 13 |
30.2%
|
| 8 | dk | 4 |
9.3%
|
| 9 | No response | 1 |
2.3%
|
| Sysmiss | 29 |