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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,584 | 4,639 | 4,639 |
| 2006 | $51,125 | 178,062 | 178,062 |
| 2007 | $13,774 | 17,801 | 17,801 |
| 2008 | $53,023 | 41,437 | 41,437 |
| 2009 | $739 | 2,200 | 2,200 |
| 2010 | $65,390 | 345,800 | 345,800 |
| 2011 | $56,667 | 270,610 | 270,610 |
Note: Quantity represents Weight in kilograms
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