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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,952 | 7,437 | 7,437 |
| 2006 | $59,773 | 19,456 | 19,456 |
| 2007 | $36,742 | 4,906 | 4,906 |
| 2008 | $46,474 | 13,729 | 13,729 |
| 2009 | $5,184 | 2,470 | 2,470 |
| 2010 | $30,178 | 27,383 | 27,383 |
| 2011 | $17,005 | 2,182 | 2,182 |
Note: Quantity represents Weight in kilograms
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