| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 5222 |
24.3%
|
| 2 | no | 16110 |
75%
|
| 3 | (dk) | 94 |
0.4%
|
| 4 | (ref) | 46 |
0.2%
|
| Sysmiss | 125216 |