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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,100 | 2,340 | 2,340 |
| 2006 | $3,887 | 2,811 | 2,811 |
| 2007 | $2,919 | 3,086 | 3,086 |
| 2008 | $11,087 | 8,765 | 8,765 |
| 2009 | $12,769 | 10,506 | 10,506 |
| 2010 | $3,795 | 2,006 | 2,006 |
| 2011 | $13,883 | 13,424 | 13,424 |
Note: Quantity represents Weight in kilograms
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