| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 104 |
24.9%
|
| 2 | no | 302 |
72.2%
|
| 3 | (dk) | 10 |
2.4%
|
| 4 | (ref) | 2 |
0.5%
|
| Sysmiss | 596 |