| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 302 |
25.2%
|
| 1 | Yes | 852 |
71%
|
| 9 | Don't know | 46 |
3.8%
|
| 998 | Refused | 0 |
0%
|