| Value | Category |
|---|---|
| 0 | No Grade Completed |
| 1 | Nursery |
| 2 | Kinder |
| 3 | Preparatory |
| 11 | Grade 1 |
| 12 | Grade 2 |
| 13 | Grade 3 |
| 14 | Grade 4 |
| 15 | Grade 5 |
| 17 | Elementary Graduate |
| 21 | 1st Year Secondary |
| 22 | 2nd Year Secondary |
| 23 | 3rd Year Secondary |
| 25 | Secondary Graduate |
| 26 | 1st Year Post Secondary |
| 27 | 2nd Year Post Secondary |
| 28 | 3rd Year Post Secondary |
| 29 | Post Secondary Graduate |
| 31 | 1st Year College |
| 32 | 2nd Year College |
| 33 | 3rd Year College |
| 34 | 4th Year College or Higher |
| 36 | With some units earned or enrolled in graduate school |