| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 19 |
5.2%
|
| 1 | primary | 248 |
68.1%
|
| 2 | secondary lower | 81 |
22.3%
|
| 3 | secondary upper | 14 |
3.8%
|
| 4 | higher | 2 |
0.5%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 14987 |