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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,734 | 12,200 | 12,200 |
| 2006 | $49,016 | 38,762 | 38,762 |
| 2007 | $82,694 | 86,799 | 86,799 |
| 2008 | $29,721 | 127,984 | 127,984 |
| 2009 | $22,689 | 116,483 | 116,483 |
| 2010 | $55,394 | 70,041 | 70,041 |
| 2011 | $71,641 | 191,019 | 191,019 |
Note: Quantity represents Weight in kilograms
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