| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 4 |
2.7%
|
| 1 | primary | 120 |
82.2%
|
| 2 | secondary lower | 14 |
9.6%
|
| 3 | secondary upper | 5 |
3.4%
|
| 4 | higher | 3 |
2.1%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 15839 |