| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 85 |
15.1%
|
| 2 | no | 459 |
81.5%
|
| 3 | (dk) | 17 |
3%
|
| 4 | (ref) | 2 |
0.4%
|
| Sysmiss | 437 |