| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 250 |
62%
|
| 2 | no | 146 |
36.2%
|
| 3 | (dk) | 6 |
1.5%
|
| 4 | (ref) | 1 |
0.2%
|
| Sysmiss | 597 |