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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $758,306 | 86,893 | 86,893 |
| 2006 | $1,005,334 | 75,947 | 75,947 |
| 2007 | $828,186 | 31,947 | 31,947 |
| 2008 | $738,492 | 33,063 | 33,063 |
| 2009 | $466,744 | 24,485 | 24,485 |
| 2010 | $344,958 | 21,821 | 21,821 |
| 2011 | $480,966 | 24,708 | 24,708 |
Note: Quantity represents Weight in kilograms
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