| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 0 | No | 1054 |
87.8%
|
| 1 | Yes | 133 |
11.1%
|
| 8 | Refused | 4 |
0.3%
|
| 9 | Don't know | 7 |
0.6%
|