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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,764 | 172 | 172 |
| 2006 | $29,875 | 1,453 | 1,453 |
| 2007 | $30,364 | 1,160 | 1,160 |
| 2008 | $301,372 | 7,589 | 7,589 |
| 2009 | $101,369 | 2,916 | 2,916 |
| 2010 | $75,066 | 3,034 | 3,034 |
| 2011 | $22,996 | 464 | 464 |
Note: Quantity represents Weight in kilograms
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