| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 108 |
38.6%
|
| 2 | no | 170 |
60.7%
|
| 3 | (dk) | 2 |
0.7%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 720 |