| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 451 |
57.2%
|
| 2 | no | 330 |
41.9%
|
| 3 | (dk) | 5 |
0.6%
|
| 4 | (ref) | 2 |
0.3%
|
| Sysmiss | 213 |