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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $34,238 | 9,716 | 9,716 |
| 2006 | $49,199 | 31,394 | 31,394 |
| 2007 | $71,666 | 12,497 | 12,497 |
| 2008 | $74,924 | 21,099 | 21,099 |
| 2009 | $80,696 | 16,655 | 16,655 |
| 2010 | $72,622 | 17,674 | 17,674 |
| 2011 | $87,116 | 43,621 | 43,621 |
Note: Quantity represents Weight in kilograms
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