| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 92 |
28%
|
| 2 | no | 232 |
70.5%
|
| 3 | (dk) | 2 |
0.6%
|
| 4 | (ref) | 3 |
0.9%
|
| Sysmiss | 671 |