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2004 Grade Distributions
| Examination Grade | Biology | |
|---|---|---|
| N | % At | |
| 5 | 21,026 | 18.9 |
| 4 | 22,488 | 20.2 |
| 3 | 24,290 | 21.9 |
| 2 | 27,331 | 24.6 |
| 1 | 15,969 | 14.4 |
| Number of Students | 111,104 | |
| 3 or Higher / % | 67,804 | 61.0 |
| Mean Grade | 3.05 | |
| Standard Deviation | 1.33 | |