| Value | Category | Cases | |
|---|---|---|---|
| 0 | pre-primary | 0 |
0%
|
| 1 | primary | 52 |
81.3%
|
| 2 | secondary lower | 2 |
3.1%
|
| 3 | secondary upper | 2 |
3.1%
|
| 4 | higher | 8 |
12.5%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 15921 |