| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 13 |
15.1%
|
| 2 | no | 67 |
77.9%
|
| 3 | (dk) | 5 |
5.8%
|
| 4 | (ref) | 1 |
1.2%
|
| Sysmiss | 416 |