| Value | Category | Cases | |
|---|---|---|---|
| 1 | Class 6 | 766 |
38.9%
|
| 2 | Class 7 | 931 |
47.3%
|
| 3 | Form 1 | 129 |
6.6%
|
| 4 | Form 2 | 142 |
7.2%
|
| Sysmiss | 50 |