| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 62 |
60.8%
|
| 2 | no | 38 |
37.3%
|
| 3 | (dk) | 1 |
1%
|
| 4 | (ref) | 1 |
1%
|
| Sysmiss | 903 |