| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 384 |
86.9%
|
| 2 | no | 55 |
12.4%
|
| 3 | (dk) | 0 |
0%
|
| 4 | (ref) | 3 |
0.7%
|
| Sysmiss | 567 |