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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $101,139 | 24,936 | 24,936 |
| 2006 | $176,830 | 36,744 | 36,744 |
| 2007 | $270,778 | 48,286 | 48,286 |
| 2008 | $568,859 | 63,545 | 63,545 |
| 2009 | $40,975 | 9,637 | 9,637 |
| 2010 | $196,016 | 23,949 | 23,949 |
| 2011 | $386,349 | 31,972 | 31,972 |
Note: Quantity represents Weight in kilograms
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