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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,397 | 8,931 | 8,931 |
| 2006 | $17 | 10 | 10 |
| 2007 | $15,050 | 12,453 | 12,453 |
| 2008 | $67,221 | 21,444 | 21,444 |
| 2009 | $255,543 | 96,654 | 96,654 |
| 2010 | $143,121 | 163,452 | 163,452 |
| 2011 | $563,048 | 562,690 | 562,690 |
Note: Quantity represents Weight in kilograms
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