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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $62,572 | 18,134 | 18,134 |
| 2006 | $32,150 | 7,403 | 7,403 |
| 2007 | $1,375 | 375 | 375 |
| 2008 | $115,192 | 28,492 | 28,492 |
| 2009 | $97,766 | 13,376 | 13,376 |
| 2010 | $129,812 | 15,362 | 15,362 |
| 2011 | $99,655 | 3,784 | 3,784 |
Note: Quantity represents Weight in kilograms
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