| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 1 |
0.8%
|
| -777 | Not Applicable | 3 |
2.5%
|
| 0 | No | 36 |
29.5%
|
| 1 | Yes | 82 |
67.2%
|
| Sysmiss | 790 |