| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 117 |
14.7%
|
| 2 | no | 629 |
79.2%
|
| 3 | (dk) | 48 |
6%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 206 |