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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $38,805 | 146,046 | 146,046 |
| 2006 | $175,944 | 768,055 | 768,055 |
| 2007 | $152,936 | 430,530 | 430,530 |
| 2008 | $78,649 | 143,831 | 143,831 |
| 2009 | $30,291 | 35,965 | 35,965 |
| 2010 | $39,727 | 885,642 | 885,642 |
| 2011 | $239,604 | 206,391 | 206,391 |
Note: Quantity represents Weight in kilograms
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