| Value | Category | Cases | |
|---|---|---|---|
| -1 | MIssing | 0 |
0%
|
| 0 | No | 418 |
17.4%
|
| 1 | Yes | 1964 |
81.8%
|
| 9 | Don't know | 18 |
0.8%
|
| 998 | Refused | 0 |
0%
|