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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,301,139 | 162,476,157 | 162,476,157 |
| 2006 | $17,482,313 | 36,974,924 | 36,974,924 |
| 2007 | $15,614,791 | 49,942,170 | 49,942,170 |
| 2008 | $35,836,274 | 58,622,085 | 58,622,085 |
| 2009 | $24,270,120 | 66,177,367 | 66,177,367 |
| 2010 | $12,805,182 | 35,463,125 | 35,463,125 |
| 2011 | $11,555,353 | 26,912,500 | 26,912,500 |
Note: Quantity represents Weight in kilograms
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