| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 0 |
0%
|
| 1 | primary | 44 |
80%
|
| 2 | secondary lower | 2 |
3.6%
|
| 3 | secondary upper | 2 |
3.6%
|
| 4 | higher | 7 |
12.7%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 15296 |