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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $456,106 | 28,786 | 28,786 |
| 2006 | $403,569 | 18,391 | 18,391 |
| 2007 | $309,647 | 10,249 | 10,249 |
| 2008 | $164,243 | 9,364 | 9,364 |
| 2009 | $374,441 | 24,555 | 24,555 |
| 2010 | $116,413 | 13,141 | 13,141 |
| 2011 | $58,634 | 3,033 | 3,033 |
Note: Quantity represents Weight in kilograms
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