| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 0 |
0%
|
| 0 | No | 9 |
7.8%
|
| 1 | Yes | 107 |
92.2%
|
| Sysmiss | 4834 |