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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $33,494 | 441 | 441 |
| 2006 | $62,627 | 1,294 | 1,294 |
| 2007 | $148,416 | 849 | 849 |
| 2008 | $441,631 | 2,524 | 2,524 |
| 2009 | $175,839 | 2,827 | 2,827 |
| 2010 | $79,773 | 726 | 726 |
| 2011 | $169,104 | 1,040 | 1,040 |
Note: Quantity represents Weight in kilograms
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