| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0%
|
| 0 | No | 15162 |
59.7%
|
| 1 | Yes | 9456 |
37.2%
|
| 8 | Refused | 260 |
1%
|
| 9 | Don't know | 517 |
2%
|