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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $28,100 | 22,119 | 22,119 |
| 2006 | $28,469 | 20,666 | 20,666 |
| 2007 | $102,776 | 55,265 | 55,265 |
| 2008 | $69,749 | 33,194 | 33,194 |
| 2009 | $97,939 | 45,609 | 45,609 |
| 2010 | $76,300 | 32,054 | 32,054 |
| 2011 | $70,020 | 27,723 | 27,723 |
Note: Quantity represents Weight in kilograms
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