| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1021 |
85.1%
|
| 1 | Yes | 168 |
14%
|
| 9 | Don't know | 11 |
0.9%
|
| 998 | Refused | 0 |
0%
|