| Value | Category | Cases | |
|---|---|---|---|
| -2 | 7072 |
85.3%
|
|
| -1 | 281 |
3.4%
|
|
| 1 | 891 |
10.7%
|
|
| 2 | 35 |
0.4%
|
|
| 3 | 16 |
0.2%
|
|
| Sysmiss | 515 |