| Value | Category | Cases | |
|---|---|---|---|
| -2 | 18 |
0%
|
|
| -1 | 257 |
0.6%
|
|
| 1 | 4357 |
10.3%
|
|
| 2 | 37768 |
89.1%
|
|
| Sysmiss | 1287 |