| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade 6 | 13 |
0.9%
|
| 2 | Grade 7 | 331 |
23%
|
| 3 | Grade 8 | 514 |
35.7%
|
| 4 | Grade 9 | 568 |
39.4%
|
| 5 | Grade 10 | 12 |
0.8%
|
| 6 | Special or other | 2 |
0.1%
|
| Sysmiss | 7 |