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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $296,152,679 | 25,714,670 | 54,741,715 |
| 2006 | $309,492,605 | 26,147,535 | 0 |
| 2007 | $280,034,539 | 23,934,372 | 0 |
| 2008 | $279,501,907 | 21,677,031 | 0 |
| 2009 | $204,182,119 | 15,838,360 | 274,358,704 |
| 2010 | $289,559,574 | 18,989,688 | 381,592,740 |
| 2011 | $293,056,820 | 17,376,727 | 408,690,672 |
Note: Quantity represents Number of items
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