| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade 7 | 437 |
22.4%
|
| 2 | Grade 8 | 607 |
31.1%
|
| 3 | Grade 9 | 544 |
27.8%
|
| 4 | Grade 10 | 366 |
18.7%
|
| 5 | Ungraded or other grade | 0 |
0%
|
| Sysmiss | 17 |