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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $122,840 | 7,646 | 7,646 |
| 2006 | $99,992 | 6,561 | 6,561 |
| 2007 | $277,687 | 8,879 | 8,879 |
| 2008 | $281,362 | 6,891 | 6,891 |
| 2009 | $201,064 | 8,019 | 8,019 |
| 2010 | $68,074 | 1,743 | 1,743 |
| 2011 | $9,149 | 1,432 | 1,432 |
Note: Quantity represents Weight in kilograms
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