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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,889 | 2,797 | 2,797 |
| 2006 | $6,281 | 5,082 | 5,082 |
| 2007 | $7,147 | 5,158 | 5,158 |
| 2008 | $7,598 | 3,719 | 3,719 |
| 2009 | $4,296 | 6,046 | 6,046 |
| 2010 | $40,994 | 43,691 | 43,691 |
| 2011 | $37,320 | 31,444 | 31,444 |
Note: Quantity represents Weight in kilograms
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