| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 118 |
59%
|
| 2 | no | 75 |
37.5%
|
| 3 | (dk) | 6 |
3%
|
| 4 | (ref) | 1 |
0.5%
|
| Sysmiss | 800 |