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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,065 | 279 | 279 |
| 2006 | $16,697 | 496 | 496 |
| 2007 | $17,435 | 656 | 656 |
| 2008 | $77,750 | 9,473 | 9,473 |
| 2009 | $224,100 | 31,535 | 31,535 |
| 2010 | $465,958 | 57,523 | 57,523 |
| 2011 | $780,137 | 74,159 | 74,159 |
Note: Quantity represents Weight in kilograms
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