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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $131,697,303 | 188,372,655 | 188,372,655 |
| 2006 | $143,436,906 | 190,728,077 | 190,728,077 |
| 2007 | $188,786,981 | 222,490,934 | 222,490,934 |
| 2008 | $149,706,678 | 150,707,943 | 150,707,943 |
| 2009 | $171,537,776 | 279,603,109 | 279,603,109 |
| 2010 | $169,104,863 | 201,152,701 | 201,152,701 |
| 2011 | $132,598,919 | 131,409,102 | 131,409,102 |
Note: Quantity represents Weight in kilograms
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