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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,431 | 20,878 | 0 |
| 2006 | $23,167 | 9,577 | 0 |
| 2007 | $8,594 | 5,166 | 20,329 |
| 2008 | $28,663 | 207,272 | 995,790 |
| 2009 | $27,485 | 229,905 | 734,220 |
| 2010 | $51,367 | 164,132 | 684,605 |
| 2011 | $58,228 | 19,413 | 59,622 |
Note: Quantity represents No Quantity
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