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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $140,044,204 | 22,335,319 | 22,335,319 |
| 2006 | $150,177,251 | 16,092,675 | 16,092,675 |
| 2007 | $183,214,370 | 19,207,011 | 19,207,011 |
| 2008 | $206,333,308 | 20,450,804 | 20,450,804 |
| 2009 | $200,580,102 | 20,764,261 | 20,764,261 |
| 2010 | $355,050,247 | 26,627,029 | 26,627,029 |
| 2011 | $424,847,805 | 30,970,577 | 30,970,577 |
Note: Quantity represents Weight in kilograms
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