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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $44,098 | 2,189 | 2,189 |
| 2006 | $48,801 | 2,913 | 2,913 |
| 2007 | $37,653 | 2,088 | 2,088 |
| 2008 | $51,241 | 6,344 | 6,344 |
| 2009 | $57,646 | 642 | 642 |
| 2010 | $64,444 | 864 | 864 |
| 2011 | $27,507 | 1,082 | 1,082 |
Note: Quantity represents Weight in kilograms
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