| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 150 |
63.3%
|
| 2 | no | 81 |
34.2%
|
| 3 | (dk) | 5 |
2.1%
|
| 4 | (ref) | 1 |
0.4%
|
| Sysmiss | 763 |