| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 168 |
28.4%
|
| 2 | no | 389 |
65.8%
|
| 3 | (dk) | 29 |
4.9%
|
| 4 | (ref) | 5 |
0.8%
|
| Sysmiss | 423 |