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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $85,666,768 | 341,835,426 | 341,835,426 |
| 2006 | $97,032,882 | 395,460,932 | 395,460,932 |
| 2007 | $210,520,221 | 735,910,422 | 735,910,422 |
| 2008 | $77,368,410 | 183,887,135 | 183,887,135 |
| 2009 | $96,003,448 | 236,627,100 | 236,627,100 |
| 2010 | $117,717,569 | 277,223,720 | 277,223,720 |
| 2011 | $143,429,487 | 288,288,654 | 288,288,654 |
Note: Quantity represents Weight in kilograms
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