| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 42717 |
62.8%
|
| 2 | no | 23426 |
34.4%
|
| 3 | (dk) | 1339 |
2%
|
| 4 | (ref) | 533 |
0.8%
|
| Sysmiss | 78673 |