| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 302 |
49.1%
|
| 2 | no | 295 |
48%
|
| 3 | (dk) | 17 |
2.8%
|
| 4 | (ref) | 1 |
0.2%
|
| Sysmiss | 385 |