| Value | Category | Cases | |
|---|---|---|---|
| 1 | First of secondary | 512 |
31%
|
| 2 | Second of secondary | 481 |
29.1%
|
| 3 | Third of secondary | 430 |
26%
|
| 4 | First of high school | 231 |
14%
|
| Sysmiss | 13 |