| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 139 |
14.9%
|
| 2 | no | 791 |
84.5%
|
| 3 | (dk) | 6 |
0.6%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 66 |