| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 1 |
0.7%
|
| -8 | Refused | 0 |
0%
|
| 1 | Yes | 66 |
46.8%
|
| 2 | No | 74 |
52.5%
|
| Sysmiss | 945 |