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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $48,192 | 1,460 | 1,460 |
| 2006 | $71,532 | 3,995 | 3,995 |
| 2007 | $57,335 | 2,387 | 2,387 |
| 2008 | $204,361 | 35,740 | 35,740 |
| 2009 | $223,840 | 11,055 | 11,055 |
| 2010 | $181,187 | 5,339 | 5,339 |
| 2011 | $140,190 | 3,473 | 3,473 |
Note: Quantity represents Weight in kilograms
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