| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | No | 556 |
46.3%
|
| 1 | Yes | 637 |
53.1%
|
| 9 | Don't know | 4 |
0.3%
|
| 98 | Refused | 0 |
0%
|