| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 3 |
1%
|
| -777 | Not Applicable | 18 |
6%
|
| 0 | No | 76 |
25.2%
|
| 1 | Yes | 204 |
67.8%
|
| Sysmiss | 611 |