| Value | Category |
|---|---|
| 1 | None |
| 2 | Primary incomplete |
| 3 | Primary complete |
| 4 | Secondary incomplete |
| 5 | Secondary complete |
| 6 | Post secondary technical/ Tertiery incomplete |
| 7 | University complete and higher |
| 8 | Adult education or literacy program |
| 9 | Not stated |
| 88 | Other |
| Sysmiss |