| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 96 |
41.2%
|
| 2 | no | 114 |
48.9%
|
| 3 | (dk) | 19 |
8.2%
|
| 4 | (ref) | 4 |
1.7%
|
| Sysmiss | 768 |