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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,727 | 33,744 | 33,744 |
| 2006 | $36,768 | 46,421 | 46,421 |
| 2007 | $27,412 | 30,488 | 30,488 |
| 2008 | $28,622 | 27,990 | 27,990 |
| 2009 | $39,152 | 34,213 | 34,213 |
| 2010 | $23,774 | 26,828 | 26,828 |
| 2011 | $25,000 | 11,626 | 11,626 |
Note: Quantity represents Weight in kilograms
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