| Value | Category | Cases | |
|---|---|---|---|
| Grade 1 | 96 |
3.8%
|
|
| Grade 10 | 210 |
8.2%
|
|
| Grade 11 | 200 |
7.8%
|
|
| Grade 12 | 171 |
6.7%
|
|
| Grade 2 | 175 |
6.8%
|
|
| Grade 3 | 232 |
9.1%
|
|
| Grade 4 | 283 |
11.1%
|
|
| Grade 5 | 231 |
9%
|
|
| Grade 6 | 242 |
9.5%
|
|
| Grade 7 | 254 |
9.9%
|
|
| Grade 8 | 243 |
9.5%
|
|
| Grade 9 | 219 |
8.6%
|