| Value | Category | Cases | |
|---|---|---|---|
| -9 | 498 |
89.6%
|
|
| 1 | 42 |
7.6%
|
|
| 2 | 11 |
2%
|
|
| 3 | 1 |
0.2%
|
|
| 4 | 2 |
0.4%
|
|
| 13 | 1 |
0.2%
|
|
| 20 | 1 |
0.2%
|