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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,969 | 2,494 | 2,494 |
| 2006 | $48,857 | 14,373 | 14,373 |
| 2007 | $94,964 | 12,566 | 12,566 |
| 2008 | $51,422 | 10,641 | 10,641 |
| 2009 | $139,141 | 16,548 | 16,548 |
| 2010 | $154,683 | 21,334 | 21,334 |
| 2011 | $216,219 | 21,669 | 21,669 |
Note: Quantity represents Weight in kilograms
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