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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,483 | 3,510 | 3,510 |
| 2006 | $27,297 | 4,753 | 4,753 |
| 2007 | $62,313 | 19,348 | 19,348 |
| 2008 | $74,735 | 19,122 | 19,122 |
| 2009 | $193,119 | 66,731 | 66,731 |
| 2010 | $132,991 | 34,346 | 34,346 |
| 2011 | $236,086 | 58,188 | 58,188 |
Note: Quantity represents Weight in kilograms
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