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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $321,919 | 20,954 | 20,954 |
| 2006 | $320,743 | 17,369 | 17,369 |
| 2007 | $511,848 | 19,884 | 19,884 |
| 2008 | $495,139 | 20,158 | 20,158 |
| 2009 | $223,660 | 12,797 | 12,797 |
| 2010 | $133,121 | 8,556 | 8,556 |
| 2011 | $130,298 | 3,611 | 3,611 |
Note: Quantity represents Weight in kilograms
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