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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,786 | 736 | 736 |
| 2006 | $4,832 | 540 | 540 |
| 2007 | $5,806 | 623 | 623 |
| 2008 | $13,660 | 1,925 | 1,925 |
| 2009 | $56,746 | 10,140 | 10,140 |
| 2010 | $116,002 | 25,019 | 25,019 |
| 2011 | $179,694 | 30,272 | 30,272 |
Note: Quantity represents Weight in kilograms
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