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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,064 | 530 | 530 |
| 2006 | $17,173 | 4,293 | 4,293 |
| 2007 | $9,226 | 1,514 | 1,514 |
| 2008 | $31,422 | 666 | 666 |
| 2009 | $44,632 | 67,891 | 67,891 |
| 2010 | $17,576 | 6,744 | 6,744 |
| 2011 | $7,406 | 1,361 | 1,361 |
Note: Quantity represents Weight in kilograms
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