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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $48,800 | 7,649 | 7,649 |
| 2006 | $85,700 | 11,605 | 11,605 |
| 2007 | $106,500 | 12,010 | 12,010 |
| 2008 | $142,800 | 10,571 | 10,571 |
| 2009 | $183,200 | 14,538 | 14,538 |
| 2010 | $307,100 | 22,786 | 22,786 |
| 2011 | $1,054,900 | 34,852 | 34,852 |
Note: Quantity represents Weight in kilograms
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