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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,920 | 8,976 | 8,976 |
| 2006 | $12,758 | 7,054 | 7,054 |
| 2007 | $46,655 | 4,588 | 4,588 |
| 2008 | $100,019 | 13,208 | 13,208 |
| 2009 | $21,188 | 23,519 | 23,519 |
| 2010 | $41,213 | 27,453 | 27,453 |
| 2011 | $34,495 | 30,795 | 30,795 |
Note: Quantity represents Weight in kilograms
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