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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $48,724 | 18,228 | 18,228 |
| 2006 | $81,844 | 52,837 | 52,837 |
| 2007 | $60,503 | 27,477 | 27,477 |
| 2008 | $35,642 | 10,370 | 10,370 |
| 2009 | $75,042 | 70,659 | 70,659 |
| 2010 | $90,698 | 61,909 | 61,909 |
| 2011 | $55,813 | 31,414 | 31,414 |
Note: Quantity represents Weight in kilograms
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