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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,617 | 828 | 828 |
| 2006 | $2,843 | 900 | 900 |
| 2007 | $11,525 | 3,071 | 3,071 |
| 2008 | $91,662 | 18,413 | 18,413 |
| 2009 | $136,554 | 29,503 | 29,503 |
| 2010 | $308,660 | 67,376 | 67,376 |
| 2011 | $227,000 | 33,015 | 33,015 |
Note: Quantity represents Weight in kilograms
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