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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $69,733 | 14,232 | 14,232 |
| 2006 | $35,618 | 18,693 | 18,693 |
| 2007 | $93,315 | 16,079 | 16,079 |
| 2008 | $114,059 | 24,803 | 24,803 |
| 2009 | $139,622 | 20,784 | 20,784 |
| 2010 | $254,660 | 98,378 | 98,378 |
| 2011 | $325,622 | 103,666 | 103,666 |
Note: Quantity represents Weight in kilograms
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