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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10 | 1 | 1 |
| 2006 | $1,281 | 610 | 610 |
| 2007 | $50,248 | 222,943 | 222,943 |
| 2008 | $122,720 | 320,663 | 320,663 |
| 2009 | $1,725 | 1,100 | 1,100 |
| 2010 | $167,916 | 119,550 | 119,550 |
| 2011 | $76,674 | 78,313 | 78,313 |
Note: Quantity represents Weight in kilograms
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