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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $47,000 | 37,386 | 37,386 |
| 2006 | $42,000 | 17,662 | 17,662 |
| 2007 | $71,000 | 21,909 | 21,909 |
| 2008 | $115,000 | 29,674 | 29,674 |
| 2009 | $38,000 | 9,900 | 9,900 |
| 2010 | $53,000 | 18,142 | 18,142 |
| 2011 | $77,000 | 12,695 | 12,695 |
Note: Quantity represents Weight in kilograms
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