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2007 Grade Distributions
| Examination Grade | Environmental Science | |
|---|---|---|
| N | % At | |
| 5 | 5,670 | 10.8 |
| 4 | 12,092 | 23.1 |
| 3 | 9,383 | 17.9 |
| 2 | 9,183 | 17.5 |
| 1 | 16,088 | 30.7 |
| Number of Students | 52,416 | |
| 3 or Higher / % | 27,145 | 51.8 |
| Mean Grade | 2.66 | |
| Standard Deviation | 1.40 | |