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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $41,002 | 2,919 | 2,919 |
| 2006 | $51,099 | 3,214 | 3,214 |
| 2007 | $101,153 | 5,305 | 5,305 |
| 2008 | $83,884 | 5,997 | 5,997 |
| 2009 | $66,576 | 7,149 | 7,149 |
| 2010 | $45,294 | 4,082 | 4,082 |
| 2011 | $75,650 | 6,460 | 6,460 |
Note: Quantity represents Weight in kilograms
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