| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 39 |
10.1%
|
| 2 | no | 326 |
84.2%
|
| 3 | (dk) | 18 |
4.7%
|
| 4 | (ref) | 4 |
1%
|
| Sysmiss | 613 |