| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 5 |
1.5%
|
| 1 | primary | 264 |
80.7%
|
| 2 | secondary lower | 33 |
10.1%
|
| 3 | secondary upper | 24 |
7.3%
|
| 4 | higher | 1 |
0.3%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 15658 |