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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,393 | 1,434 | 1,434 |
| 2006 | $7,631 | 3,053 | 3,053 |
| 2007 | $25,571 | 9,276 | 9,276 |
| 2008 | $18,131 | 10,998 | 10,998 |
| 2009 | $34,652 | 17,157 | 17,157 |
| 2010 | $29,069 | 4,227 | 4,227 |
| 2011 | $22,413 | 7,145 | 7,145 |
Note: Quantity represents Weight in kilograms
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