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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $42,805 | 8,540 | 8,540 |
| 2006 | $80,174 | 15,996 | 15,996 |
| 2007 | $99,915 | 19,529 | 19,529 |
| 2008 | $192,347 | 35,955 | 35,955 |
| 2009 | $149,234 | 23,019 | 23,019 |
| 2010 | $156,166 | 25,826 | 25,826 |
| 2011 | $237,000 | 117,614 | 117,614 |
Note: Quantity represents Weight in kilograms
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