| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 5 |
0.1%
|
| -888 | -888 | 122 |
2.7%
|
| -777 | Not Applicable | 188 |
4.1%
|
| 0 | No | 656 |
14.3%
|
| 1 | Yes | 3620 |
78.8%
|
| Sysmiss | 359 |