| Value | Category | Cases | |
|---|---|---|---|
| 0 | Pre-primary or none | 88 |
0.8%
|
| 1 | Primary | 2453 |
22.9%
|
| 2 | Secondary | 6518 |
60.9%
|
| 3 | Higher | 1070 |
10%
|
| Sysmiss | 574 |
5.4%
|