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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $34,913 | 11,239 | 11,239 |
| 2006 | $115,476 | 35,178 | 35,178 |
| 2007 | $245,873 | 53,968 | 53,968 |
| 2008 | $180,855 | 49,810 | 49,810 |
| 2009 | $47,571 | 20,693 | 20,693 |
| 2010 | $109,699 | 47,124 | 47,124 |
| 2011 | $114,360 | 51,450 | 51,450 |
Note: Quantity represents Weight in kilograms
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