| Value | Category |
|---|---|
| -99 | Refusal |
| -88 | Not provided |
| -77 | Not applicable |
| -66 | Dont know |
| -44 | |
| 11 | Elementary school-Grade 1 |
| 12 | Elementary school-Grade 2 |
| 13 | Elementary school-Grade 3 |
| 14 | Elementary school-Grade 4 |
| 15 | Elementary school-Grade 5 |
| 16 | Elementary school-Grade 6 |
| 21 | High school Year 1 / Grade 7 |
| 22 | High school Year 2 / Grade 8 |
| 23 | High school Year 3 / Grade 9 |
| 24 | High school Year 4 / Grade 10 |
| 31 | Post-secondary technical & vocational-1st year |
| 32 | Post-secondary technical & vocational-2nd year |
| 33 | Post-secondary technical & vocational-3rd year |
| 41 | Associate in arts program-1st year |
| 42 | Associate in arts program-2nd year |
| 43 | Associate in arts program-3rd year |
| 51 | Bachelor program-1st year |
| 52 | Bachelor program-2nd year |
| 53 | Bachelor program-3rd year |
| 54 | Bachelor program-4thyear |
| 55 | Bachelor program-5thyear |
| 61 | Bachelor professional program 1st year |
| 62 | Bachelor professional program 2nd year |
| 63 | Bachelor professional program 3rdyear |
| 64 | Bachelor professional program 4th year |
| 71 | Master?s program 1st year |
| 72 | Master?s program 2nd year |
| 81 | Doctorate program 1st year |
| 82 | Doctorate program 2nd year |
| 83 | Doctorate program 3rd year or more |
| 97 | Other |