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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $234,984,673 | 36,037,637 | 36,037,637 |
| 2006 | $254,298,927 | 41,240,304 | 41,240,304 |
| 2007 | $272,263,138 | 38,080,198 | 38,080,198 |
| 2008 | $260,753,363 | 0 | 0 |
| 2009 | $243,043,335 | 31,374,017 | 31,374,017 |
| 2010 | $246,247,769 | 35,337,809 | 35,337,809 |
| 2011 | $276,757,426 | 39,263,364 | 39,263,364 |
Note: Quantity represents Weight in kilograms
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