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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $150,309 | 78,888 | 78,888 |
| 2006 | $55,997 | 18,229 | 18,229 |
| 2007 | $25,729 | 8,494 | 8,494 |
| 2008 | $12,598 | 4,282 | 4,282 |
| 2009 | $121,266 | 78,676 | 78,676 |
| 2010 | $383,420 | 191,144 | 191,144 |
| 2011 | $311,835 | 165,779 | 165,779 |
Note: Quantity represents Weight in kilograms
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