| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 45 |
34.6%
|
| 2 | no | 81 |
62.3%
|
| 3 | (dk) | 2 |
1.5%
|
| 4 | (ref) | 2 |
1.5%
|
| Sysmiss | 877 |