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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,856 | 5,655 | 5,655 |
| 2006 | $36,635 | 6,468 | 6,468 |
| 2007 | $50,109 | 15,143 | 15,143 |
| 2008 | $14,552 | 2,458 | 2,458 |
| 2009 | $11,816 | 1,639 | 1,639 |
| 2010 | $5,563 | 767 | 767 |
| 2011 | $4,823 | 697 | 697 |
Note: Quantity represents Weight in kilograms
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