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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $645 | 94 | 94 |
| 2006 | $41,895 | 2,865 | 2,865 |
| 2007 | $94,738 | 2,898 | 2,898 |
| 2008 | $100,170 | 2,925 | 2,925 |
| 2009 | $135,765 | 1,890 | 1,890 |
| 2010 | $52,236 | 2,318 | 2,318 |
| 2011 | $20,588 | 1,158 | 1,158 |
Note: Quantity represents Weight in kilograms
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