| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 188 |
84.7%
|
| 2 | no | 30 |
13.5%
|
| 3 | (dk) | 2 |
0.9%
|
| 4 | (ref) | 2 |
0.9%
|
| Sysmiss | 779 |