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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $55,048 | 3,646 | 3,646 |
| 2006 | $47,266 | 8,650 | 8,650 |
| 2007 | $59,524 | 36,714 | 36,714 |
| 2008 | $29,307 | 27,902 | 27,902 |
| 2009 | $22,077 | 14,507 | 14,507 |
| 2010 | $22,189 | 14,814 | 14,814 |
| 2011 | $10,913 | 15,752 | 15,752 |
Note: Quantity represents Weight in kilograms
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