| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1070 |
45%
|
| 1 | Yes | 1039 |
43.7%
|
| 8 | Refused | 1 |
0%
|
| 9 | Don't know | 268 |
11.3%
|