| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 39 |
20.9%
|
| 2 | No | 146 |
78.1%
|
| 8 | Don't know | 1 |
0.5%
|
| 9 | Refused | 1 |
0.5%
|
| Sysmiss | 817 |