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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $104,963 | 27,958 | 27,958 |
| 2006 | $79,622 | 11,889 | 11,889 |
| 2007 | $63,860 | 9,224 | 9,224 |
| 2008 | $41,165 | 5,918 | 5,918 |
| 2009 | $58,847 | 10,422 | 10,422 |
| 2010 | $43,429 | 5,831 | 5,831 |
| 2011 | $40,045 | 6,612 | 6,612 |
Note: Quantity represents Weight in kilograms
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