| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 204 |
25.4%
|
| 2 | no | 597 |
74.3%
|
| 3 | (dk) | 0 |
0%
|
| 4 | (ref) | 2 |
0.2%
|
| Sysmiss | 197 |