| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 11 |
0.2%
|
| -888 | -888 | 89 |
2%
|
| -777 | Not Applicable | 274 |
6.2%
|
| 0 | No | 2499 |
56.3%
|
| 1 | Yes | 1567 |
35.3%
|
| Sysmiss | 510 |