| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 228 |
53%
|
| 2 | no | 197 |
45.8%
|
| 3 | (dk) | 2 |
0.5%
|
| 4 | (ref) | 3 |
0.7%
|
| Sysmiss | 570 |