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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $219,484,224 | 50,893,685 | 50,893,685 |
| 2006 | $290,783,933 | 63,027,253 | 63,027,253 |
| 2007 | $362,460,082 | 70,094,686 | 70,094,686 |
| 2008 | $375,845,086 | 73,412,494 | 73,412,494 |
| 2009 | $283,982,085 | 71,710,830 | 71,710,830 |
| 2010 | $320,486,181 | 78,986,698 | 78,986,698 |
| 2011 | $335,042,745 | 80,222,755 | 80,222,755 |
Note: Quantity represents Weight in kilograms
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