| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 187 |
31.1%
|
| 2 | no | 337 |
56%
|
| 3 | (dk) | 78 |
13%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 398 |