| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 579 |
24.2%
|
| 1 | Yes | 1731 |
72.4%
|
| 8 | Refused | 60 |
2.5%
|
| 9 | Don't know | 22 |
0.9%
|