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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $285,103 | 416,238 | 416,238 |
| 2006 | $298,021 | 431,205 | 431,205 |
| 2007 | $485,474 | 0 | 0 |
| 2008 | $705,264 | 892,454 | 892,454 |
| 2009 | $458,140 | 459,845 | 459,845 |
| 2010 | $758,073 | 958,184 | 958,184 |
| 2011 | $1,774,426 | 2,545,047 | 2,545,047 |
Note: Quantity represents Weight in kilograms
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