| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 580 |
48.5%
|
| 1 | Yes | 563 |
47%
|
| 9 | Don't know | 54 |
4.5%
|
| 998 | Refused | 0 |
0%
|