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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $40,057 | 13,594 | 13,594 |
| 2006 | $43,327 | 23,904 | 23,904 |
| 2007 | $383,986 | 21,569 | 21,569 |
| 2008 | $604,909 | 32,414 | 32,414 |
| 2009 | $604,138 | 29,607 | 29,607 |
| 2010 | $518,533 | 50,597 | 50,597 |
| 2011 | $345,298 | 101,007 | 101,007 |
Note: Quantity represents Weight in kilograms
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