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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $53,970 | 41,606 | 41,606 |
| 2006 | $10,302 | 17,845 | 17,845 |
| 2007 | $3,423 | 7,621 | 7,621 |
| 2008 | $45,764 | 19,561 | 19,561 |
| 2009 | $9,139 | 10,604 | 10,604 |
| 2010 | $52,373 | 127,423 | 127,423 |
| 2011 | $81,946 | 110,457 | 110,457 |
Note: Quantity represents Weight in kilograms
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