| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 146 |
24%
|
| 2 | no | 444 |
73%
|
| 3 | (dk) | 15 |
2.5%
|
| 4 | (ref) | 3 |
0.5%
|
| Sysmiss | 392 |