| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 255 |
44.7%
|
| 2 | no | 281 |
49.2%
|
| 3 | (dk) | 35 |
6.1%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 429 |