| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 126 |
10.5%
|
| 1 | Yes | 1035 |
86.3%
|
| 9 | Don't know | 39 |
3.3%
|
| 998 | Refused | 0 |
0%
|