| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -98 | Refused to answer | 0 |
0%
|
| 0 | No | 11 |
3.5%
|
| 1 | Yes | 305 |
96.5%
|
| Sysmiss | 876 |