| Value | Category | Cases | |
|---|---|---|---|
| -2 | 4811 |
58%
|
|
| -1 | 791 |
9.5%
|
|
| 1 | 2420 |
29.2%
|
|
| 2 | 158 |
1.9%
|
|
| 3 | 80 |
1%
|
|
| 4 | 35 |
0.4%
|
|
| Sysmiss | 515 |