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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $239,500 | 22,487 | 22,487 |
| 2006 | $310,600 | 49,500 | 49,500 |
| 2007 | $327,700 | 25,690 | 25,690 |
| 2008 | $98,800 | 38,946 | 38,946 |
| 2009 | $139,900 | 37,738 | 37,738 |
| 2010 | $227,000 | 40,686 | 40,686 |
| 2011 | $516,400 | 76,347 | 76,347 |
Note: Quantity represents Weight in kilograms
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