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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $45,890 | 1,947 | 1,947 |
| 2006 | $109,825 | 4,386 | 4,386 |
| 2007 | $97,569 | 14,034 | 14,034 |
| 2008 | $419,416 | 43,202 | 43,202 |
| 2009 | $147,642 | 24,374 | 24,374 |
| 2010 | $80,620 | 9,077 | 9,077 |
| 2011 | $15,952 | 8,284 | 8,284 |
Note: Quantity represents Weight in kilograms
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