| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 1 |
0.4%
|
| -777 | Not Applicable | 12 |
5%
|
| 0 | No | 61 |
25.6%
|
| 1 | Yes | 164 |
68.9%
|
| Sysmiss | 674 |