| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade 6 | 2 |
0.2%
|
| 2 | Grade 7 | 1 |
0.1%
|
| 3 | Form 1 | 603 |
68.4%
|
| 4 | Form 2 | 217 |
24.6%
|
| 5 | Form 3 | 58 |
6.6%
|
| 6 | Form 4 | 1 |
0.1%
|
| Sysmiss | 97 |