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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,504 | 9,099 | 9,099 |
| 2006 | $64,652 | 10,973 | 10,973 |
| 2007 | $152,724 | 12,647 | 12,647 |
| 2008 | $169,444 | 35,497 | 35,497 |
| 2009 | $93,730 | 35,544 | 35,544 |
| 2010 | $148,169 | 33,027 | 33,027 |
| 2011 | $162,939 | 42,539 | 42,539 |
Note: Quantity represents Weight in kilograms
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