| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 33 |
0.7%
|
| 1 | primary | 4291 |
86.2%
|
| 2 | secondary lower | 446 |
9%
|
| 3 | secondary upper | 186 |
3.7%
|
| 4 | higher | 24 |
0.5%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 10371 |