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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $565,028 | 9,213 | 9,213 |
| 2006 | $776,092 | 17,411 | 17,411 |
| 2007 | $824,301 | 13,558 | 13,558 |
| 2008 | $929,215 | 14,019 | 14,019 |
| 2009 | $797,454 | 11,150 | 11,150 |
| 2010 | $869,081 | 10,251 | 10,251 |
| 2011 | $726,525 | 12,925 | 12,925 |
Note: Quantity represents Weight in kilograms
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