| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 314 |
13.1%
|
| 1 | Yes | 1781 |
74.2%
|
| 8 | Refused | 1 |
0%
|
| 9 | Don't know | 304 |
12.7%
|