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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,471 | 6,725 | 6,725 |
| 2006 | $53,523 | 9,238 | 9,238 |
| 2007 | $51,590 | 11,570 | 11,570 |
| 2008 | $53,149 | 8,141 | 8,141 |
| 2009 | $23,275 | 5,284 | 5,284 |
| 2010 | $36,130 | 31,185 | 31,185 |
| 2011 | $27,653 | 5,470 | 5,470 |
Note: Quantity represents Weight in kilograms
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