| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1595 |
68.6%
|
| 1 | Yes | 595 |
25.6%
|
| 8 | Refused | 20 |
0.9%
|
| 9 | Don't know | 114 |
4.9%
|