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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $61,320 | 4,094 | 4,094 |
| 2006 | $151,325 | 10,103 | 10,103 |
| 2007 | $315,678 | 135,003 | 135,003 |
| 2008 | $942,970 | 500,961 | 500,961 |
| 2009 | $429,946 | 231,713 | 231,713 |
| 2010 | $56,050 | 31,813 | 31,813 |
| 2011 | $5,513 | 4,962 | 4,962 |
Note: Quantity represents Weight in kilograms
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