| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 1 |
0.9%
|
| 0 | No | 7 |
6%
|
| 1 | Yes | 108 |
93.1%
|
| Sysmiss | 4834 |