| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 0 |
0%
|
| -8 | Refused | 4 |
0.1%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 8 |
0.1%
|
| 1 | Yes | 4574 |
62.7%
|
| 2 | No | 2710 |
37.1%
|