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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,672 | 3,406 | 3,406 |
| 2006 | $13,800 | 2,825 | 2,825 |
| 2007 | $3,442 | 1,084 | 1,084 |
| 2008 | $9,567 | 1,656 | 1,656 |
| 2009 | $9,066 | 1,692 | 1,692 |
| 2010 | $41,147 | 7,150 | 7,150 |
| 2011 | $69,038 | 18,668 | 18,668 |
Note: Quantity represents Weight in kilograms
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