| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 94 |
25.1%
|
| 2 | no | 272 |
72.5%
|
| 3 | (dk) | 9 |
2.4%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 625 |