| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 23 |
13.9%
|
| 2 | No | 134 |
81.2%
|
| 8 | Don't know | 7 |
4.2%
|
| 9 | Refused | 1 |
0.6%
|
| Sysmiss | 835 |