| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 0 |
0%
|
| -8 | Refused | 0 |
0%
|
| 1 | Yes | 27 |
47.4%
|
| 2 | No | 30 |
52.6%
|
| Sysmiss | 898 |