| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 204 |
24.9%
|
| 2 | no | 590 |
72%
|
| 3 | (dk) | 25 |
3.1%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 181 |