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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,199 | 4,533 | 4,533 |
| 2006 | $26,420 | 4,975 | 4,975 |
| 2007 | $46,769 | 10,514 | 10,514 |
| 2008 | $48,241 | 8,592 | 8,592 |
| 2009 | $35,716 | 7,616 | 7,616 |
| 2010 | $41,864 | 7,715 | 7,715 |
| 2011 | $43,471 | 7,117 | 7,117 |
Note: Quantity represents Weight in kilograms
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