| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 340 |
28.3%
|
| 1 | Yes | 817 |
68.1%
|
| 9 | Don't know | 43 |
3.6%
|
| 998 | Refused | 0 |
0%
|