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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,618 | 25,375 | 25,375 |
| 2006 | $24,607 | 10,806 | 10,806 |
| 2007 | $46,289 | 30,724 | 30,724 |
| 2008 | $36,878 | 5,219 | 5,219 |
| 2009 | $18,166 | 6,613 | 6,613 |
| 2010 | $30,846 | 9,634 | 9,634 |
| 2011 | $23,736 | 7,677 | 7,677 |
Note: Quantity represents Weight in kilograms
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