| Value |
Category |
| 0 |
None |
| 1 |
Primary inc (< 7) |
| 2 |
Primary complete (7) |
| 3 |
Secy incomplete (8-11) |
| 4 |
Secy complete (12)/higher |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.