| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 287 |
30.7%
|
| 2 | no | 584 |
62.4%
|
| 3 | (dk) | 65 |
6.9%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 64 |