| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 21 |
6.7%
|
| 2 | No | 274 |
87.8%
|
| 8 | Don't know | 9 |
2.9%
|
| 9 | Refused | 8 |
2.6%
|
| Sysmiss | 708 |