| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 244 |
20.3%
|
| 1 | Yes | 930 |
77.5%
|
| 9 | Don't know | 26 |
2.2%
|
| 998 | Refused | 0 |
0%
|