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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $41,110 | 7,263 | 7,263 |
| 2006 | $63,832 | 10,272 | 10,272 |
| 2007 | $49,061 | 16,682 | 16,682 |
| 2008 | $43,938 | 11,965 | 11,965 |
| 2009 | $44,562 | 34,044 | 34,044 |
| 2010 | $32,698 | 11,115 | 11,115 |
| 2011 | $35,918 | 14,557 | 14,557 |
Note: Quantity represents Weight in kilograms
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