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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $29,489 | 27,200 | 27,200 |
| 2006 | $94,287 | 77,399 | 77,399 |
| 2007 | $37,480 | 30,592 | 30,592 |
| 2008 | $55,742 | 35,398 | 35,398 |
| 2009 | $36,765 | 30,775 | 30,775 |
| 2010 | $61,395 | 60,227 | 60,227 |
| 2011 | $70,627 | 63,183 | 63,183 |
Note: Quantity represents Weight in kilograms
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