| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 6 |
1.4%
|
| -88 | Refused | 9 |
2.1%
|
| 0 | No | 271 |
62.2%
|
| 1 | Yes | 150 |
34.4%
|
| Missing value | 325 |