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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $41,104 | 40,233 | 40,233 |
| 2006 | $669 | 1,206 | 1,206 |
| 2007 | $23,065 | 12,886 | 12,886 |
| 2008 | $3,378 | 2,480 | 2,480 |
| 2009 | $14,611 | 15,906 | 15,906 |
| 2010 | $12,976 | 20,891 | 20,891 |
| 2011 | $36,777 | 35,952 | 35,952 |
Note: Quantity represents Weight in kilograms
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