| Value | Category | Cases | |
|---|---|---|---|
| -888 | Refuse to Answer | 4 |
0.1%
|
| -777 | Half Complete | 0 |
0%
|
| 0 | No | 2888 |
61.6%
|
| 1 | Yes | 1800 |
38.4%
|
| Sysmiss | 508 |