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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $277,950,122 | 361,794,676 | 361,794,676 |
| 2006 | $377,757,530 | 430,646,816 | 430,646,816 |
| 2007 | $88,057,009 | 87,196,126 | 87,196,126 |
| 2008 | $431,361 | 349,901 | 349,901 |
| 2009 | $928,303 | 1,182,815 | 1,182,815 |
| 2010 | $344,349 | 116,347 | 116,347 |
| 2011 | $143,290 | 106,878 | 106,878 |
Note: Quantity represents Weight in kilograms
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