| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 889 |
89.3%
|
| 2 | no | 96 |
9.6%
|
| 3 | (dk) | 4 |
0.4%
|
| 4 | (ref) | 7 |
0.7%
|
| Sysmiss | 14 |