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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,469 | 1,207 | 1,207 |
| 2006 | $21,140 | 1,303 | 1,303 |
| 2007 | $20,607 | 1,537 | 1,537 |
| 2008 | $19,814 | 3,013 | 3,013 |
| 2009 | $23,589 | 1,847 | 1,847 |
| 2010 | $116,321 | 6,878 | 6,878 |
| 2011 | $9,356 | 666 | 666 |
Note: Quantity represents Weight in kilograms
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