| Value | Category | Cases | |
|---|---|---|---|
| 1 | Start of Grade R | 1862 |
62.8%
|
| 2 | Start of Grade 1 | 921 |
31.1%
|
| 3 | Middle of Grade 1 | 85 |
2.9%
|
| 4 | Start of Grade 2 | 95 |
3.2%
|
| Sysmiss | 364 |