| Value | Category |
|---|---|
| 1 | Illiterate |
| 2 | Informal Education |
| 3 | Grade 1 completed |
| 4 | Grade 2 completed |
| 5 | Grade 3 completed |
| 6 | Grade 4 completed |
| 7 | Grade 5 completed |
| 8 | Grade 6 completed |
| 9 | Grade 7 completed |
| 10 | Grade 8 completed |
| 11 | Grade 9 completed |
| 12 | Grade 10 completed |
| 13 | Grade 11 completed |
| 14 | Grade 12 completed |
| 15 | Above Grade 12 |