| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 2 |
0.7%
|
| -888 | -888 | 6 |
2%
|
| -777 | Not Applicable | 26 |
8.8%
|
| 0 | No | 45 |
15.3%
|
| 1 | Yes | 216 |
73.2%
|
| Sysmiss | 617 |