| Value |
Category |
| 0 |
Nursery/kindergarten |
| 1 |
Primary |
| 2 |
Post primary/vocational |
| 3 |
Secondary/'A' level |
| 4 |
College (middle level) |
| 5 |
University |
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.