| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 412 |
17.2%
|
| 1 | Yes | 1939 |
80.8%
|
| 9 | Don't know | 49 |
2%
|
| 998 | Refused | 0 |
0%
|