| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1907 |
79.5%
|
| 1 | Yes | 485 |
20.2%
|
| 9 | Don't know | 8 |
0.3%
|
| 98 | Refused | 0 |
0%
|