| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3 |
8.1%
|
| 2 | No | 31 |
83.8%
|
| 3 | Don't know | 1 |
2.7%
|
| 4 | Refused | 2 |
5.4%
|
| Sysmiss | 963 |