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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,637 | 1,715 | 1,715 |
| 2006 | $15,197 | 1,891 | 1,891 |
| 2007 | $52,899 | 1,096 | 1,096 |
| 2008 | $135,227 | 48,741 | 48,741 |
| 2009 | $159,793 | 41,509 | 41,509 |
| 2010 | $202,197 | 61,753 | 61,753 |
| 2011 | $300,494 | 73,975 | 73,975 |
Note: Quantity represents Weight in kilograms
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