| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 525 |
43.8%
|
| 1 | Yes | 265 |
22.1%
|
| 8 | Refused | 4 |
0.3%
|
| 9 | Don't know | 406 |
33.8%
|