| Value |
Category |
| 1 |
None |
| 2 |
Primary or less |
| 3 |
Secondary |
| 4 |
University |
| 5 |
Non-standard curriculum/DK |
| 9 |
Missing/DK |
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.