| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1851 |
77.1%
|
| 1 | Yes | 357 |
14.9%
|
| 8 | Refused | 50 |
2.1%
|
| 9 | Don't know | 142 |
5.9%
|