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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $32,373 | 19,850 | 19,850 |
| 2006 | $22,969 | 15,500 | 15,500 |
| 2007 | $57,690 | 22,939 | 22,939 |
| 2008 | $155,726 | 45,505 | 45,505 |
| 2009 | $122,115 | 70,379 | 70,379 |
| 2010 | $320,035 | 142,200 | 142,200 |
| 2011 | $107,424 | 45,237 | 45,237 |
Note: Quantity represents Weight in kilograms
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