| Value | Category | Cases | |
|---|---|---|---|
| Grade 10 | 36 |
19.9%
|
|
| Grade 11 | 31 |
17.1%
|
|
| Grade 12 | 37 |
20.4%
|
|
| Grade 4 | 4 |
2.2%
|
|
| Grade 5 | 4 |
2.2%
|
|
| Grade 6 | 6 |
3.3%
|
|
| Grade 7 | 11 |
6.1%
|
|
| Grade 8 | 24 |
13.3%
|
|
| Grade 9 | 28 |
15.5%
|