| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1461 |
60.9%
|
| 1 | Yes | 749 |
31.2%
|
| 8 | Refused | 111 |
4.6%
|
| 9 | Don't know | 79 |
3.3%
|