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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,502 | 654 | 654 |
| 2006 | $36,140 | 1,863 | 1,863 |
| 2007 | $45,741 | 2,435 | 2,435 |
| 2008 | $55,178 | 5,514 | 5,514 |
| 2009 | $44,216 | 4,203 | 4,203 |
| 2010 | $31,276 | 4,314 | 4,314 |
| 2011 | $36,159 | 2,626 | 2,626 |
Note: Quantity represents Weight in kilograms
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