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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,499 | 846 | 846 |
| 2006 | $3,667 | 758 | 758 |
| 2007 | $19,638 | 2,727 | 2,727 |
| 2008 | $83,458 | 5,826 | 5,826 |
| 2009 | $467,221 | 80,041 | 80,041 |
| 2010 | $233,756 | 31,452 | 31,452 |
| 2011 | $401,807 | 70,458 | 70,458 |
Note: Quantity represents Weight in kilograms
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