| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1288 |
53.7%
|
| 1 | Yes | 927 |
38.6%
|
| 8 | Refused | 52 |
2.2%
|
| 9 | Don't know | 133 |
5.5%
|