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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $35,326 | 25,096 | 25,096 |
| 2006 | $27,435 | 39,536 | 39,536 |
| 2007 | $48,308 | 46,285 | 46,285 |
| 2008 | $48,504 | 36,519 | 36,519 |
| 2009 | $39,425 | 21,530 | 21,530 |
| 2010 | $50,438 | 24,489 | 24,489 |
| 2011 | $22,778 | 13,620 | 13,620 |
Note: Quantity represents Weight in kilograms
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