| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 325 |
60%
|
| 2 | no | 210 |
38.7%
|
| 3 | (dk) | 2 |
0.4%
|
| 4 | (ref) | 5 |
0.9%
|
| Sysmiss | 458 |