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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $367,215,984 | 31,199,319 | 31,199,319 |
| 2006 | $206,007,808 | 11,387,109 | 11,387,109 |
| 2007 | $201,866,653 | 0 | 0 |
| 2008 | $218,177,769 | 0 | 0 |
| 2009 | $202,212,274 | 0 | 0 |
| 2010 | $211,788,101 | 0 | 0 |
| 2011 | $221,066,768 | 0 | 0 |
Note: Quantity represents Weight in kilograms
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