| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 717 |
59.9%
|
| 1 | Yes | 398 |
33.2%
|
| 9 | Don't know | 82 |
6.9%
|
| 998 | Refused | 0 |
0%
|