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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $48,080 | 19,882 | 19,882 |
| 2006 | $47,250 | 20,674 | 20,674 |
| 2007 | $60,326 | 54,505 | 54,505 |
| 2008 | $27,314 | 2,402 | 2,402 |
| 2009 | $57,113 | 2,438 | 2,438 |
| 2010 | $18,575 | 11,945 | 11,945 |
| 2011 | $24,602 | 1,786 | 1,786 |
Note: Quantity represents Weight in kilograms
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