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| Year | Trade Value | Weight (kg) | Quantity |
| 2006 | $4,623,186 | 9,722,390 | 9,722,390 |
| 2007 | $117,297,814 | 150,150,167 | 150,150,167 |
| 2008 | $220,622,360 | 230,451,495 | 230,451,495 |
| 2009 | $136,038,228 | 168,927,926 | 168,927,926 |
| 2010 | $162,872,950 | 164,836,861 | 164,836,861 |
| 2011 | $130,711,182 | 106,158,293 | 106,158,293 |
Note: Quantity represents Weight in kilograms
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