| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 7 |
0.6%
|
| 0 | No | 820 |
68.6%
|
| 1 | Yes | 357 |
29.8%
|
| 9 | Don't know | 12 |
1%
|
| 98 | Refused | 0 |
0%
|