| Value | Category | Cases | |
|---|---|---|---|
| -1 | 8 |
0.1%
|
|
| 0 | 6226 |
76.2%
|
|
| 1 | 1935 |
23.7%
|
|
| 2 | 2 |
0%
|
|
| Sysmiss | 2545 |