| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 116 |
55.2%
|
| 2 | no | 66 |
31.4%
|
| 3 | (dk) | 4 |
1.9%
|
| 4 | (ref) | 24 |
11.4%
|
| Sysmiss | 790 |