| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 1 |
0.3%
|
| -88 | Refused | 0 |
0%
|
| 0 | No | 97 |
30.6%
|
| 1 | Yes | 219 |
69.1%
|
| Missing value | 444 |