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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $46,510 | 24,026 | 24,026 |
| 2006 | $37,234 | 13,516 | 13,516 |
| 2007 | $72,398 | 24,121 | 24,121 |
| 2008 | $81,926 | 27,529 | 27,529 |
| 2009 | $167,606 | 61,328 | 61,328 |
| 2010 | $174,956 | 71,852 | 71,852 |
| 2011 | $250,404 | 78,485 | 78,485 |
Note: Quantity represents Weight in kilograms
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