| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 40 |
85.1%
|
| 1 | Yes | 4 |
8.5%
|
| 8 | dk | 1 |
2.1%
|
| 9 | No response | 2 |
4.3%
|
| Sysmiss | 74 |