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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $56,929 | 16,878 | 16,878 |
| 2006 | $49,592 | 29,775 | 29,775 |
| 2007 | $60,220 | 41,232 | 41,232 |
| 2008 | $45,008 | 18,434 | 18,434 |
| 2009 | $55,270 | 78,409 | 78,409 |
| 2010 | $44,798 | 36,184 | 36,184 |
| 2011 | $113,813 | 71,926 | 71,926 |
Note: Quantity represents Weight in kilograms
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