| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1763 |
69.8%
|
| 2 | no | 724 |
28.7%
|
| 3 | (dk) | 39 |
1.5%
|
| 4 | (ref) | 1 |
0%
|
| Sysmiss | 973 |