| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 18 |
1.5%
|
| 0 | No | 1055 |
87.9%
|
| 1 | Yes | 124 |
10.3%
|
| 9 | Don't know | 3 |
0.3%
|
| 998 | Refused | 0 |
0%
|