| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 4 |
0.8%
|
| -88 | Refused | 16 |
3.1%
|
| 0 | No | 443 |
85%
|
| 1 | Yes | 58 |
11.1%
|
| Missing value | 240 |