| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1488 |
62%
|
| 1 | Yes | 635 |
26.5%
|
| 8 | Refused | 147 |
6.1%
|
| 9 | Don't know | 130 |
5.4%
|