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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $137,967 | 18,859 | 18,859 |
| 2006 | $144,917 | 21,636 | 21,636 |
| 2007 | $111,775 | 19,284 | 19,284 |
| 2008 | $170,897 | 24,038 | 24,038 |
| 2009 | $378,225 | 48,791 | 48,791 |
| 2010 | $335,400 | 45,631 | 45,631 |
Note: Quantity represents Weight in kilograms
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