| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade 8 | 593 |
35.1%
|
| 2 | Grade 9 | 419 |
24.8%
|
| 3 | Grade 10 | 281 |
16.6%
|
| 4 | Grade 11 | 236 |
14%
|
| 5 | Grade 12 | 162 |
9.6%
|
| Sysmiss | 5 |