| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1AB | 617 |
6%
|
| 2 | 1C | 1968 |
19.2%
|
| 3 | Grade 2 | 3861 |
37.6%
|
| 4 | Grade 3 | 3814 |
37.2%
|