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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $86,706 | 52,857 | 52,857 |
| 2006 | $28,464 | 10,196 | 10,196 |
| 2007 | $28,073 | 9,355 | 9,355 |
| 2008 | $32,145 | 17,130 | 17,130 |
| 2009 | $44,880 | 25,141 | 25,141 |
| 2010 | $10,675 | 7,838 | 7,838 |
| 2011 | $82,158 | 37,529 | 37,529 |
Note: Quantity represents Weight in kilograms
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