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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $103,108,714 | 73,809,190 | 73,809,190 |
| 2006 | $195,487,475 | 134,807,944 | 134,807,944 |
| 2007 | $394,412,232 | 247,914,622 | 247,914,622 |
| 2008 | $233,038,692 | 0 | 0 |
| 2009 | $129,565,187 | 50,578,778 | 50,578,778 |
| 2010 | $1,883,781 | 947,662 | 947,662 |
| 2011 | $8,307,834 | 4,524,208 | 4,524,208 |
Note: Quantity represents Weight in kilograms
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