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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $144 | 18 | 18 |
| 2008 | $6,688,477 | 21,705,118 | 21,705,118 |
| 2009 | $2,099,485 | 17,033,846 | 17,033,846 |
| 2010 | $8,791,780 | 43,031,505 | 43,031,505 |
| 2011 | $18,653,554 | 103,517,219 | 103,517,219 |
Note: Quantity represents Weight in kilograms
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