| Value | Category | Cases | |
|---|---|---|---|
| 1 | no | 5 |
3.8%
|
| 2 | yes | 86 |
64.7%
|
| 3 | refuse | 9 |
6.8%
|
| 4 | I don’t know | 33 |
24.8%
|
| Sysmiss | 446 |