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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $102,715 | 24,418 | 24,418 |
| 2006 | $123,010 | 41,374 | 41,374 |
| 2007 | $115,877 | 40,656 | 40,656 |
| 2008 | $282,541 | 80,863 | 80,863 |
| 2009 | $290,772 | 48,380 | 48,380 |
| 2010 | $271,981 | 77,568 | 77,568 |
| 2011 | $327,507 | 88,723 | 88,723 |
Note: Quantity represents Weight in kilograms
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