| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 1 |
0.1%
|
| -98 | Don't know | 5 |
0.5%
|
| 0 | No | 847 |
89.8%
|
| 1 | Yes | 90 |
9.5%
|
| Sysmiss | 2 |