| Value | Category | Cases | |
|---|---|---|---|
| 1 | Class 8 | 1 |
2.9%
|
| 2 | Grade 4 | 1 |
2.9%
|
| 3 | Grade 4, Class 5, Class 6, Class 7, Class 8 | 2 |
5.9%
|
| 4 | Grade 4, Class 8 | 9 |
26.5%
|
| Sysmiss | 21 |