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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $77,740 | 6,092 | 6,092 |
| 2006 | $51,965 | 4,010 | 4,010 |
| 2007 | $59,647 | 5,703 | 5,703 |
| 2008 | $43,217 | 2,913 | 2,913 |
| 2009 | $31,485 | 1,970 | 1,970 |
| 2010 | $40,135 | 2,983 | 2,983 |
| 2011 | $35,767 | 2,722 | 2,722 |
Note: Quantity represents Weight in kilograms
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