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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,114 | 2,790 | 2,790 |
| 2006 | $68,332 | 16,393 | 16,393 |
| 2007 | $30,619 | 7,967 | 7,967 |
| 2008 | $34,082 | 9,450 | 9,450 |
| 2009 | $86,508 | 33,246 | 33,246 |
| 2010 | $173,287 | 83,177 | 83,177 |
| 2011 | $171,223 | 76,761 | 76,761 |
Note: Quantity represents Weight in kilograms
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