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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $14,236 | 2,595 | 2,595 |
| 2006 | $25,983 | 5,545 | 5,545 |
| 2007 | $20,157 | 3,609 | 3,609 |
| 2008 | $23,071 | 2,226 | 2,226 |
| 2009 | $71,080 | 19,653 | 19,653 |
| 2010 | $35,641 | 10,768 | 10,768 |
| 2011 | $41,794 | 20,638 | 20,638 |
Note: Quantity represents Weight in kilograms
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