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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,889 | 312 | 312 |
| 2006 | $356 | 16 | 16 |
| 2007 | $5,413 | 14,772 | 14,772 |
| 2008 | $1,586 | 6,087 | 6,087 |
| 2009 | $10,075 | 24,272 | 24,272 |
| 2010 | $158,746 | 63,950 | 63,950 |
| 2011 | $169,598 | 47,997 | 47,997 |
Note: Quantity represents Weight in kilograms
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