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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $56,936 | 72,817 | 72,817 |
| 2006 | $46,680 | 5,476 | 5,476 |
| 2007 | $36,146 | 2,506 | 2,506 |
| 2008 | $20,703 | 1,777 | 1,777 |
| 2009 | $29,952 | 3,978 | 3,978 |
| 2010 | $30,601 | 4,367 | 4,367 |
| 2011 | $26,604 | 3,798 | 3,798 |
Note: Quantity represents Weight in kilograms
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