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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,341 | 13,400 | 13,400 |
| 2006 | $44,066 | 25,843 | 25,843 |
| 2007 | $52,886 | 27,760 | 27,760 |
| 2008 | $43,993 | 20,780 | 20,780 |
| 2009 | $36,760 | 20,680 | 20,680 |
| 2010 | $14,290 | 4,729 | 4,729 |
| 2011 | $98,559 | 67,957 | 67,957 |
Note: Quantity represents Weight in kilograms
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