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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $156,694 | 13,729 | 13,729 |
| 2006 | $155,698 | 53,364 | 53,364 |
| 2007 | $123,300 | 23,584 | 23,584 |
| 2008 | $134,215 | 24,443 | 24,443 |
| 2009 | $147,775 | 33,514 | 33,514 |
| 2010 | $131,866 | 24,118 | 24,118 |
| 2011 | $93,495 | 16,285 | 16,285 |
Note: Quantity represents Weight in kilograms
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