| Value | Category | Cases | |
|---|---|---|---|
| -9 | 1 |
0.7%
|
|
| -7 | 42 |
27.8%
|
|
| 0 | 20 |
13.2%
|
|
| 1 | 36 |
23.8%
|
|
| 2 | 23 |
15.2%
|
|
| 3 | 22 |
14.6%
|
|
| 4 | 7 |
4.6%
|