| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 14 |
42.4%
|
| 2 | no | 12 |
36.4%
|
| 3 | (dk) | 5 |
15.2%
|
| 4 | (ref) | 2 |
6.1%
|
| Sysmiss | 967 |