| Value | Category | Cases | |
|---|---|---|---|
| 1 | Year 7/8 of primary school | 1039 |
30.3%
|
| 2 | Year 8/9 of a primary school | 944 |
27.5%
|
| 3 | Year 1 of a secondary school | 1450 |
42.2%
|
| Sysmiss | 99 |