| Value | Category | Cases | |
|---|---|---|---|
| -9 | 10 |
4.7%
|
|
| -7 | 10 |
4.7%
|
|
| -6 | 4 |
1.9%
|
|
| 1 | 20 |
9.3%
|
|
| 2 | 171 |
79.5%
|