| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 913 |
76.1%
|
| 1 | Yes | 237 |
19.8%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don't know | 48 |
4%
|