| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 12 |
1%
|
| 0 | No | 1106 |
92.2%
|
| 1 | Yes | 75 |
6.3%
|
| 8 | Refused | 4 |
0.3%
|
| 9 | Don't know | 3 |
0.3%
|