| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 305 |
66.6%
|
| 2 | no | 152 |
33.2%
|
| 3 | (dk) | 0 |
0%
|
| 4 | (ref) | 1 |
0.2%
|
| Sysmiss | 542 |