| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 18 |
0.2%
|
| -8 | Refused | 11 |
0.1%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Yes | 1167 |
14.5%
|
| 2 | No | 6837 |
85.1%
|
| Sysmiss | 2186 |