| Value | Category |
|---|---|
| 1 | none |
| 2 | primary incomplete |
| 3 | primary complete |
| 4 | secondary incomplete |
| 5 | secondary complete |
| 6 | post secondary technical incomplete |
| 7 | university and higherpost secondary technical complete |
| 8 | university and higher adult education or literacy program |
| 9 | adult education or literacy program not stated |
| 88 | other |