| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1919 |
80%
|
| 1 | Yes | 456 |
19%
|
| 9 | Don't know | 25 |
1%
|
| 98 | Refused | 0 |
0%
|