| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 10 |
0.8%
|
| 0 | No | 781 |
65.1%
|
| 1 | Yes | 409 |
34.1%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|