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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $49,531,961 | 223,518,805 | 223,518,805 |
| 2006 | $54,359,227 | 237,789,655 | 237,789,655 |
| 2007 | $50,432,855 | 178,239,008 | 178,239,008 |
| 2008 | $53,298,387 | 117,953,759 | 117,953,759 |
| 2009 | $74,262,197 | 212,520,609 | 212,520,609 |
| 2010 | $62,438,218 | 153,236,035 | 153,236,035 |
| 2011 | $70,574,665 | 200,406,640 | 200,406,640 |
Note: Quantity represents Weight in kilograms
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