| Value | Category | Cases | |
|---|---|---|---|
| -7 | 1 |
0.7%
|
|
| 0 | 36 |
23.8%
|
|
| 1 | 72 |
47.7%
|
|
| 2 | 28 |
18.5%
|
|
| 3 | 13 |
8.6%
|
|
| 4 | 1 |
0.7%
|