| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 656 |
54.7%
|
| 1 | Yes | 414 |
34.5%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don't know | 128 |
10.7%
|