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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,415 | 177,000 | 177,000 |
| 2007 | $549 | 675 | 675 |
| 2008 | $80,110 | 193,171 | 193,171 |
| 2009 | $19,219 | 68,922 | 68,922 |
| 2010 | $7,743 | 21,589 | 21,589 |
| 2011 | $2,900,510 | 34,365,620 | 34,365,620 |
Note: Quantity represents Weight in kilograms
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