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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $103,184 | 32,355 | 32,355 |
| 2006 | $88,515 | 43,105 | 43,105 |
| 2007 | $35,672 | 4,362 | 4,362 |
| 2008 | $13,473 | 2,343 | 2,343 |
| 2009 | $49,790 | 31,890 | 31,890 |
| 2010 | $167,959 | 71,553 | 71,553 |
| 2011 | $197,599 | 62,228 | 62,228 |
Note: Quantity represents Weight in kilograms
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