| Value | Category | Cases | |
|---|---|---|---|
| -2 | 28 |
0.1%
|
|
| -1 | 225 |
0.6%
|
|
| 1 | 2267 |
5.7%
|
|
| 2 | 37460 |
93.7%
|
|
| Sysmiss | 3707 |