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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $94,777 | 13,089 | 13,089 |
| 2006 | $97,305 | 10,643 | 10,643 |
| 2007 | $81,895 | 9,734 | 9,734 |
| 2008 | $70,831 | 4,436 | 4,436 |
| 2009 | $56,194 | 3,852 | 3,852 |
| 2010 | $50,487 | 3,629 | 3,629 |
| 2011 | $65,280 | 4,493 | 4,493 |
Note: Quantity represents Weight in kilograms
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