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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,865 | 16,658 | 16,658 |
| 2006 | $95,880 | 71,396 | 71,396 |
| 2007 | $38,243 | 24,868 | 24,868 |
| 2009 | $174,095 | 108,909 | 108,909 |
| 2010 | $643,841 | 326,770 | 326,770 |
| 2011 | $919,708 | 395,546 | 395,546 |
Note: Quantity represents Weight in kilograms
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