| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6th grade basic school | 6 |
0.3%
|
| 2 | 7th grade basic school | 6 |
0.3%
|
| 3 | 8th grade basic school | 753 |
34.9%
|
| 4 | 1st grade secondary school | 844 |
39.1%
|
| 5 | 2nd grade secondary school | 543 |
25.2%
|
| 6 | 3rd grade secondary school | 7 |
0.3%
|
| Sysmiss | 52 |