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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $89,173,956 | 23,079,233 | 23,079,233 |
| 2006 | $265,572,637 | 39,053,710 | 39,053,710 |
| 2007 | $344,836,245 | 46,389,277 | 46,389,277 |
| 2008 | $561,708,969 | 74,430,000 | 74,430,000 |
| 2009 | $279,300,865 | 55,954,000 | 55,954,000 |
| 2010 | $334,891,619 | 44,443,000 | 44,443,000 |
Note: Quantity represents Weight in kilograms
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