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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $155,910,255 | 8,954,634 | 8,954,634 |
| 2006 | $253,837,127 | 28,934,242 | 28,934,242 |
| 2007 | $246,892,690 | 16,086,484 | 16,086,484 |
| 2008 | $349,646,752 | 18,350,674 | 18,350,674 |
| 2009 | $246,322,181 | 11,162,431 | 11,162,431 |
| 2010 | $330,608,865 | 14,432,501 | 14,432,501 |
| 2011 | $380,830,142 | 17,534,365 | 17,534,365 |
Note: Quantity represents Weight in kilograms
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