| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 429 |
48.6%
|
| 2 | no | 424 |
48.1%
|
| 3 | (dk) | 29 |
3.3%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 130 |