| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 77 |
14.6%
|
| -88 | Refused | 0 |
0%
|
| 0 | No | 108 |
20.5%
|
| 1 | Yes | 342 |
64.9%
|
| Missing value | 691 |