| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 904 |
37.7%
|
| 1 | Yes | 1468 |
61.2%
|
| 9 | Don't know | 28 |
1.2%
|
| 998 | Refused | 0 |
0%
|