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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,979 | 28,421 | 28,421 |
| 2006 | $27,723 | 21,606 | 21,606 |
| 2007 | $74,473 | 60,303 | 60,303 |
| 2008 | $48,014 | 25,805 | 25,805 |
| 2009 | $46,227 | 10,197 | 10,197 |
| 2010 | $48,797 | 9,966 | 9,966 |
| 2011 | $19,988 | 4,085 | 4,085 |
Note: Quantity represents Weight in kilograms
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