| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 88 |
73.3%
|
| 2 | no | 30 |
25%
|
| 3 | (dk) | 2 |
1.7%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 880 |