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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $426,943,650 | 80,954,598 | 18,291 |
| 2006 | $432,771,852 | 73,148,549 | 16,616 |
| 2007 | $462,604,385 | 70,265,404 | 16,218 |
| 2008 | $566,316,158 | 70,073,200 | 16,396 |
| 2009 | $256,480,526 | 30,424,555 | 7,829 |
| 2010 | $410,936,105 | 46,991,062 | 13,920 |
| 2011 | $610,760,106 | 62,739,966 | 14,977 |
Note: Quantity represents Number of items
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