| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 1 |
0.2%
|
| -88 | Refused | 10 |
2.3%
|
| 0 | No | 258 |
59.2%
|
| 1 | Yes | 167 |
38.3%
|
| Missing value | 325 |