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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $74,548,787 | 205,488,902 | 205,488,902 |
| 2006 | $100,448,420 | 276,879,564 | 276,879,564 |
| 2007 | $110,073,297 | 0 | 0 |
| 2008 | $122,996,947 | 0 | 0 |
| 2009 | $81,219,968 | 0 | 0 |
| 2010 | $33,316,504 | 66,062,900 | 66,062,900 |
| 2011 | $25,010,840 | 0 | 0 |
Note: Quantity represents Weight in kilograms
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