| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 1 |
2.4%
|
| -777 | Not Applicable | 2 |
4.9%
|
| 0 | No | 17 |
41.5%
|
| 1 | Yes | 21 |
51.2%
|
| Sysmiss | 871 |