| Value | Category | Cases | |
|---|---|---|---|
| -2 | 12 |
0.1%
|
|
| -1 | 143 |
0.7%
|
|
| 1 | 1695 |
8.1%
|
|
| 2 | 19134 |
91.2%
|
|
| Sysmiss | 22703 |