| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 130 |
31.3%
|
| 2 | no | 264 |
63.6%
|
| 3 | (dk) | 16 |
3.9%
|
| 4 | (ref) | 5 |
1.2%
|
| Sysmiss | 585 |