| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 0 | No | 517 |
43.1%
|
| 1 | Yes | 668 |
55.7%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 13 |
1.1%
|