| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 844 |
62.5%
|
| 1 | Yes | 490 |
36.3%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don't know | 14 |
1%
|