| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 211 |
47.8%
|
| 2 | no | 221 |
50.1%
|
| 3 | (dk) | 6 |
1.4%
|
| 4 | (ref) | 3 |
0.7%
|
| Sysmiss | 559 |