| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | No | 887 |
73.9%
|
| 1 | Yes | 294 |
24.5%
|
| 8 | Refused | 5 |
0.4%
|
| 9 | Don't know | 13 |
1.1%
|