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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,973 | 1,373 | 1,373 |
| 2006 | $2,284 | 1,032 | 1,032 |
| 2007 | $9,662 | 5,848 | 5,848 |
| 2008 | $17,962 | 14,507 | 14,507 |
| 2009 | $15,152 | 7,022 | 7,022 |
| 2010 | $25,183 | 11,338 | 11,338 |
| 2011 | $28,592 | 13,081 | 13,081 |
Note: Quantity represents Weight in kilograms
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