| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 135 |
1.8%
|
| 1 | primary | 5935 |
77.2%
|
| 2 | secondary lower | 1171 |
15.2%
|
| 3 | secondary upper | 403 |
5.2%
|
| 4 | higher | 47 |
0.6%
|
| 8 | dk | 1 |
0%
|
| Sysmiss | 4544 |