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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $446,700,000 | 72,882,884 | 982,891 |
| 2006 | $606,990,000 | 92,781,246 | 1,335,583 |
| 2007 | $710,194,000 | 102,058,637 | 0 |
| 2008 | $815,888,000 | 99,688,020 | 0 |
| 2009 | $531,043,000 | 66,479,906 | 0 |
| 2010 | $607,603,571 | 80,080,172 | 0 |
| 2011 | $872,639,048 | 101,879,234 | 0 |
Note: Quantity represents Number of items
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