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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,600 | 350 | 350 |
| 2006 | $20,000 | 4,054 | 4,054 |
| 2007 | $48,000 | 29,437 | 29,437 |
| 2008 | $587,300 | 556,546 | 556,546 |
| 2009 | $354,200 | 342,571 | 342,571 |
| 2010 | $313,700 | 264,464 | 264,464 |
| 2011 | $479,200 | 213,321 | 213,321 |
Note: Quantity represents Weight in kilograms
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