| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 627 |
52.3%
|
| 1 | Yes | 547 |
45.6%
|
| 8 | Refused | 9 |
0.8%
|
| 9 | Don't know | 17 |
1.4%
|