| Value | Category |
|---|---|
| 01 | Not literate |
| 02 | Literate without any schooling |
| 03 | Literate without formal schooling: through EGS/NFEC/AEC |
| 04 | Literate without formal schooling: through TLC/ AEC |
| 05 | Literate without formal schooling: others |
| 06 | Literate with formal schooling including EGS: below primary |
| 07 | Primary |
| 08 | Upper primary / middle |
| 10 | Secondary |
| 11 | Higher secondary |
| 12 | Diploma/certificate course |
| 13 | Graduate |
| 14 | Postgraduate and above; |