| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 895 |
37.3%
|
| 1 | Yes | 1416 |
59%
|
| 9 | Don't know | 89 |
3.7%
|
| 998 | Refused | 0 |
0%
|