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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $217,633,720 | 427,528 | 427,528 |
| 2006 | $144,879,747 | 435,795 | 435,795 |
| 2007 | $204,270,865 | 388,458 | 388,458 |
| 2008 | $235,714,665 | 260,633 | 260,633 |
| 2009 | $130,108,467 | 149,928 | 149,928 |
| 2010 | $62,070,079 | 153,388 | 153,388 |
| 2011 | $35,272,758 | 130,614 | 130,614 |
Note: Quantity represents Weight in kilograms
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