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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,737 | 23,970 | 23,970 |
| 2006 | $13,573 | 16,208 | 16,208 |
| 2007 | $35,103 | 11,538 | 11,538 |
| 2008 | $107,869 | 47,451 | 47,451 |
| 2009 | $116,009 | 51,073 | 51,073 |
| 2010 | $71,434 | 49,284 | 49,284 |
| 2011 | $60,474 | 44,207 | 44,207 |
Note: Quantity represents Weight in kilograms
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