| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 690 |
57.5%
|
| 1 | Yes | 510 |
42.5%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|