| Value | Category |
|---|---|
| 0 | No class passed/pre-schooling |
| 1 | Class 1 |
| 2 | Class 2 |
| 3 | Class 3 |
| 4 | Class 4 |
| 5 | PEC/equivalent |
| 6 | Class 6 |
| 7 | Class 7 |
| 8 | JSC/equivalent |
| 9 | Class 9 |
| 10 | SSC/equivalent |
| 11 | HSC/equivalent |
| 12 | Vocational |
| 13 | Nursing |
| 14 | Technical Education |
| 15 | Graduate/equivalent |
| 16 | Medical |
| 17 | Engineering |
| 18 | Post graduate/equivalent |
| 19 | Other (Specify) |
| Sysmiss |