| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 43109 |
71%
|
| 2 | no | 17241 |
28.4%
|
| 3 | (dk) | 149 |
0.2%
|
| 4 | (ref) | 216 |
0.4%
|
| Sysmiss | 85973 |