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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,736 | 6,766 | 6,766 |
| 2006 | $42,086 | 9,918 | 9,918 |
| 2007 | $32,169 | 10,436 | 10,436 |
| 2008 | $46,036 | 24,494 | 24,494 |
| 2009 | $67,906 | 56,250 | 56,250 |
| 2010 | $74,651 | 106,232 | 106,232 |
| 2011 | $72,057 | 25,808 | 25,808 |
Note: Quantity represents Weight in kilograms
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