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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $279,550,471 | 13,418,061 | 13,418,061 |
| 2006 | $308,355,644 | 14,800,673 | 14,800,673 |
| 2007 | $311,782,282 | 12,360,704 | 12,360,704 |
| 2008 | $339,330,106 | 0 | 0 |
| 2009 | $342,365,358 | 13,192,426 | 13,192,426 |
| 2010 | $303,874,389 | 0 | 0 |
| 2011 | $299,209,031 | 0 | 0 |
Note: Quantity represents Weight in kilograms
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