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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $280,977,638 | 74,006,876 | 74,006,876 |
| 2006 | $304,492,210 | 74,770,967 | 74,770,967 |
| 2007 | $320,197,340 | 72,205,593 | 72,205,593 |
| 2008 | $397,641,483 | 67,699,567 | 67,699,567 |
| 2009 | $327,049,197 | 58,238,291 | 58,238,291 |
| 2010 | $356,139,230 | 66,799,912 | 66,799,912 |
| 2011 | $413,409,674 | 72,811,793 | 72,811,793 |
Note: Quantity represents Weight in kilograms
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