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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $182,352 | 16,274 | 16,274 |
| 2006 | $477,959 | 94,004 | 94,004 |
| 2007 | $406,896 | 74,793 | 74,793 |
| 2008 | $274,540 | 26,496 | 26,496 |
| 2009 | $308,161 | 20,519 | 20,519 |
| 2010 | $384,613 | 52,626 | 52,626 |
| 2011 | $906,905 | 182,727 | 182,727 |
Note: Quantity represents Weight in kilograms
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