| Value | Category |
|---|---|
| -9 | Missing Data |
| 1 | No formal education |
| 2 | Some Primary school |
| 3 | Primary school completed |
| 4 | Some secondary school |
| 5 | Secondary school completed |
| 6 | Some college |
| 7 | College completed |
| 8 | Some University |
| 9 | University completed |
| 10 | Professional qualification or equivalent |
| 11 | Post Graduate/Doctorate |