| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 69 |
27.4%
|
| 2 | no | 169 |
67.1%
|
| 3 | (dk) | 11 |
4.4%
|
| 4 | (ref) | 3 |
1.2%
|
| Sysmiss | 3248 |