| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 412 |
78%
|
| 2 | no | 113 |
21.4%
|
| 3 | (dk) | 2 |
0.4%
|
| 4 | (ref) | 1 |
0.2%
|
| Sysmiss | 472 |