| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 50940 |
68.1%
|
| 2 | no | 21349 |
28.6%
|
| 3 | (dk) | 1293 |
1.7%
|
| 4 | (ref) | 1169 |
1.6%
|
| Sysmiss | 75010 |