| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 26 |
9.1%
|
| 2 | No | 255 |
89.5%
|
| 8 | Don't know | 3 |
1.1%
|
| 9 | Refused | 1 |
0.4%
|
| Sysmiss | 715 |