| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1690 |
70.4%
|
| 1 | Yes | 709 |
29.5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 1 |
0%
|