| Value |
Category |
| 1 |
Primary and Olevels |
| 2 |
Primary, O-levels and A-levels |
| 3 |
O-level only |
| 4 |
O-level and Alevel only |
| Sysmiss |
|
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.