| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 56 |
9.4%
|
| 2 | Elementary | 45 |
7.5%
|
| 3 | Junior or Senior High | 305 |
51%
|
| 4 | Tertiary | 154 |
25.8%
|
| 5 | Other | 38 |
6.4%
|
| Sysmiss | 96 |