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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,663 | 666 | 666 |
| 2006 | $10,679 | 1,256 | 1,256 |
| 2007 | $17,066 | 1,141 | 1,141 |
| 2008 | $21,402 | 1,585 | 1,585 |
| 2009 | $36,239 | 2,557 | 2,557 |
| 2010 | $47,756 | 2,995 | 2,995 |
| 2011 | $31,980 | 1,991 | 1,991 |
Note: Quantity represents Weight in kilograms
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