| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 825 |
86.2%
|
| 2 | no | 119 |
12.4%
|
| 3 | (dk) | 6 |
0.6%
|
| 4 | (ref) | 7 |
0.7%
|
| Sysmiss | 44 |