| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't Know | 168 |
3.4%
|
| -888 | Refuse to Answer | 10 |
0.2%
|
| -777 | Half Complete | 408 |
8.2%
|
| 0 | No | 2066 |
41.3%
|
| 1 | Yes | 2351 |
47%
|
| Sysmiss | 2 |