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2007 Grade Distributions
| Examination Grade | Biology | |
|---|---|---|
| N | % At | |
| 5 | 27,996 | 19.3 |
| 4 | 29,338 | 20.3 |
| 3 | 30,749 | 21.2 |
| 2 | 33,664 | 23.2 |
| 1 | 23,049 | 15.9 |
| Number of Students | 144,796 | |
| 3 or Higher / % | 88,083 | 60.8 |
| Mean Grade | 3.04 | |
| Standard Deviation | 1.36 | |