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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,648 | 9,790 | 9,790 |
| 2006 | $2,645 | 28 | 28 |
| 2007 | $19,046 | 1,367 | 1,367 |
| 2008 | $65,137 | 1,788 | 1,788 |
| 2009 | $138,861 | 3,214 | 3,214 |
| 2010 | $183,814 | 7,660 | 7,660 |
| 2011 | $103,692 | 2,526 | 2,526 |
Note: Quantity represents Weight in kilograms
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