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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $721 | 148 | 148 |
| 2006 | $48,341 | 31,556 | 31,556 |
| 2007 | $11,228 | 2,172 | 2,172 |
| 2008 | $36,298 | 2,962 | 2,962 |
| 2009 | $52,987 | 1,960 | 1,960 |
| 2010 | $27,688 | 869 | 869 |
| 2011 | $65,650 | 32,444 | 32,444 |
Note: Quantity represents Weight in kilograms
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