| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2 |
0%
|
| -8 | Refused | 12 |
0.2%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 63 |
0.9%
|
| 1 | Yes | 1686 |
23.1%
|
| 2 | No | 5533 |
75.8%
|