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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,736 | 406 | 406 |
| 2006 | $93,469 | 962 | 962 |
| 2007 | $199,931 | 2,535 | 2,535 |
| 2008 | $305,586 | 40,000 | 40,000 |
| 2009 | $311,081 | 44,576 | 44,576 |
| 2010 | $163,094 | 2,502 | 2,502 |
| 2011 | $41,283 | 464 | 464 |
Note: Quantity represents Weight in kilograms
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