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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $37,780 | 3,571 | 3,571 |
| 2006 | $7,327 | 469 | 469 |
| 2007 | $13,208 | 1,399 | 1,399 |
| 2008 | $270,095 | 94,627 | 94,627 |
| 2009 | $245,472 | 73,944 | 73,944 |
| 2010 | $320,706 | 2,495 | 2,495 |
| 2011 | $186,744 | 2,239 | 2,239 |
Note: Quantity represents Weight in kilograms
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