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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $73,083 | 11,257 | 11,257 |
| 2006 | $59,594 | 9,132 | 9,132 |
| 2007 | $88,119 | 5,189 | 5,189 |
| 2008 | $564,668 | 64,307 | 64,307 |
| 2009 | $178,993 | 37,758 | 37,758 |
| 2010 | $86,786 | 23,833 | 23,833 |
| 2011 | $35,824 | 8,349 | 8,349 |
Note: Quantity represents Weight in kilograms
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