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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $185 | 73 | 73 |
| 2006 | $138 | 33 | 33 |
| 2007 | $1,745 | 19,400 | 19,400 |
| 2008 | $366,353 | 220,727 | 220,727 |
| 2009 | $282,069 | 203,539 | 203,539 |
| 2010 | $239,072 | 247,725 | 247,725 |
| 2011 | $97,212 | 40,001 | 40,001 |
Note: Quantity represents Weight in kilograms
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