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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $46,854 | 29,974 | 29,974 |
| 2006 | $64,708 | 43,450 | 43,450 |
| 2007 | $65,779 | 24,199 | 24,199 |
| 2008 | $237,034 | 73,815 | 73,815 |
| 2009 | $919 | 45 | 45 |
| 2010 | $152,010 | 54,649 | 54,649 |
| 2011 | $136,228 | 39,759 | 39,759 |
Note: Quantity represents Weight in kilograms
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