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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $500,850,050 | 0 | 112,791 |
| 2006 | $315,815,815 | 0 | 111,910 |
| 2007 | $745,688,846 | 0 | 215,857 |
| 2008 | $805,629,041 | 0 | 131,684 |
| 2009 | $789,103,398 | 0 | 127,212 |
| 2010 | $1,257,995,442 | 0 | 170,540 |
| 2011 | $1,869,010,226 | 0 | 231,534 |
Note: Quantity represents Number of items
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