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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $92,460 | 16,142 | 16,142 |
| 2006 | $144,993 | 20,352 | 20,352 |
| 2007 | $261,433 | 40,216 | 40,216 |
| 2008 | $279,256 | 45,710 | 45,710 |
| 2009 | $233,743 | 43,047 | 43,047 |
| 2010 | $179,850 | 43,844 | 43,844 |
Note: Quantity represents Weight in kilograms
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