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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $51,974 | 6,140 | 6,140 |
| 2006 | $50,183 | 5,103 | 5,103 |
| 2007 | $63,133 | 6,744 | 6,744 |
| 2008 | $45,274 | 6,154 | 6,154 |
| 2009 | $51,666 | 8,731 | 8,731 |
| 2010 | $41,571 | 10,852 | 10,852 |
| 2011 | $25,297 | 3,472 | 3,472 |
Note: Quantity represents Weight in kilograms
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