| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 185 |
27%
|
| 2 | no | 495 |
72.2%
|
| 3 | (dk) | 6 |
0.9%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 314 |