| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 68 |
38%
|
| 2 | no | 106 |
59.2%
|
| 3 | (dk) | 4 |
2.2%
|
| 4 | (ref) | 1 |
0.6%
|
| Sysmiss | 821 |