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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,344 | 1,685 | 1,685 |
| 2006 | $13,373 | 21,620 | 21,620 |
| 2007 | $43,669 | 52,032 | 52,032 |
| 2008 | $88,502 | 94,854 | 94,854 |
| 2009 | $295,652 | 301,736 | 301,736 |
| 2010 | $71,329 | 126,250 | 126,250 |
| 2011 | $52,189 | 66,528 | 66,528 |
Note: Quantity represents Weight in kilograms
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