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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,955 | 1,878 | 1,878 |
| 2006 | $13,916 | 1,577 | 1,577 |
| 2007 | $16,723 | 1,729 | 1,729 |
| 2008 | $17,496 | 1,996 | 1,996 |
| 2009 | $36,664 | 3,834 | 3,834 |
| 2010 | $44,574 | 2,614 | 2,614 |
| 2011 | $42,224 | 3,014 | 3,014 |
Note: Quantity represents Weight in kilograms
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