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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $33,641 | 7,174 | 7,174 |
| 2006 | $11,407 | 1,203 | 1,203 |
| 2007 | $5,130 | 629 | 629 |
| 2008 | $25,365 | 3,558 | 3,558 |
| 2009 | $23,698 | 2,474 | 2,474 |
| 2010 | $19,322 | 3,160 | 3,160 |
| 2011 | $12,086 | 1,902 | 1,902 |
Note: Quantity represents Weight in kilograms
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