| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 9 |
0%
|
| 0 | No | 8197 |
29.6%
|
| 1 | Yes | 19267 |
69.5%
|
| 8 | Refused | 46 |
0.2%
|
| 9 | Don't know | 194 |
0.7%
|