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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $104,587 | 120,459 | 120,459 |
| 2006 | $68,744 | 118,786 | 118,786 |
| 2007 | $51,817 | 79,186 | 79,186 |
| 2008 | $32,519 | 39,502 | 39,502 |
| 2009 | $18,201 | 23,916 | 23,916 |
| 2010 | $39,954 | 45,030 | 45,030 |
| 2011 | $22,099 | 25,589 | 25,589 |
Note: Quantity represents Weight in kilograms
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