| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 65 |
76.5%
|
| 2 | no | 17 |
20%
|
| 3 | (dk) | 2 |
2.4%
|
| 4 | (ref) | 1 |
1.2%
|
| Sysmiss | 923 |