| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade 3 | 240 |
25.1%
|
| 2 | Grade 6 | 237 |
24.8%
|
| 3 | grade2 | 240 |
25.1%
|
| 4 | grade5 | 240 |
25.1%
|