| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 4 |
23.5%
|
| 2 | No | 11 |
64.7%
|
| 3 | Don't know | 1 |
5.9%
|
| 4 | Refused | 1 |
5.9%
|
| Sysmiss | 983 |