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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $231,985 | 45,997 | 45,997 |
| 2006 | $895,424 | 83,866 | 83,866 |
| 2007 | $81,513 | 4,481 | 4,481 |
| 2008 | $586,266 | 54,136 | 54,136 |
| 2009 | $1,419,314 | 191,465 | 191,465 |
| 2010 | $615,026 | 77,564 | 77,564 |
Note: Quantity represents Weight in kilograms
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