| Value | Category |
|---|---|
| 1 | Adult, no schooling for example 21 years + |
| 2 | Grade 1 to 7 for example Gr. 1/ Sub A to Std 5 |
| 3 | Grade 8 to 10 for example Std 6 to 8 |
| 4 | Grade 11 to 12 for example Std 9 to 10 |
| 5 | School age, no school for example 7-20 yrs |
| 6 | Refused to answer |
| 7 | Don't Know |
| 8 | Not Applicable |