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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,734 | 6,187 | 6,187 |
| 2006 | $24,683 | 10,810 | 10,810 |
| 2007 | $41,769 | 17,355 | 17,355 |
| 2008 | $33,749 | 13,332 | 13,332 |
| 2009 | $220,544 | 36,277 | 36,277 |
| 2010 | $98,126 | 23,441 | 23,441 |
| 2011 | $82,773 | 22,934 | 22,934 |
Note: Quantity represents Weight in kilograms
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