| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 255 |
41.9%
|
| 2 | no | 339 |
55.7%
|
| 3 | (dk) | 15 |
2.5%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 391 |