| Value |
Category |
| 1 |
grade 1 |
| 2 |
grade 2 |
| 3 |
grade 3 |
| 4 |
grade 4 |
| 5 |
grade 5 |
| 6 |
Pre-school |
| 7 |
Kindergarten |
| 8 |
Special needs |
| 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.