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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,561 | 653 | 653 |
| 2006 | $12,635 | 145 | 145 |
| 2007 | $95,891 | 9,818 | 9,818 |
| 2008 | $136,634 | 6,135 | 6,135 |
| 2009 | $28,251 | 2,871 | 2,871 |
| 2010 | $175,859 | 19,210 | 19,210 |
| 2011 | $12,584 | 902 | 902 |
Note: Quantity represents Weight in kilograms
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