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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $14,655 | 3,327 | 3,327 |
| 2006 | $22,473 | 11,976 | 11,976 |
| 2007 | $41,323 | 18,809 | 18,809 |
| 2008 | $33,713 | 12,306 | 12,306 |
| 2009 | $44,769 | 21,624 | 21,624 |
| 2010 | $40,130 | 16,688 | 16,688 |
| 2011 | $29,931 | 19,599 | 19,599 |
Note: Quantity represents Weight in kilograms
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