| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 46 |
50.5%
|
| 2 | no | 43 |
47.3%
|
| 3 | (dk) | 1 |
1.1%
|
| 4 | (ref) | 1 |
1.1%
|
| Sysmiss | 909 |