| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 110 |
31.1%
|
| 2 | no | 232 |
65.5%
|
| 3 | (dk) | 12 |
3.4%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 649 |