| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4th primary | 285 |
60.4%
|
| 2 | 3rd and 4th primary | 38 |
8.1%
|
| 3 | 4th and 5th primary | 127 |
26.9%
|
| 99 | Other | 22 |
4.7%
|
| Sysmiss | 1 |