| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 21 |
28.8%
|
| 2 | No | 43 |
58.9%
|
| 3 | Don't know | 6 |
8.2%
|
| 4 | Refused | 3 |
4.1%
|
| Sysmiss | 927 |