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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $246,820,000 | 4,457,891 | 4,457,891 |
| 2006 | $283,301,000 | 5,228,782 | 5,228,782 |
| 2007 | $281,817,000 | 4,796,127 | 4,796,127 |
| 2008 | $296,796,000 | 4,850,449 | 4,850,449 |
| 2009 | $227,626,000 | 4,031,096 | 4,031,096 |
| 2010 | $279,586,457 | 4,854,324 | 4,854,324 |
| 2011 | $332,668,780 | 5,081,305 | 5,081,305 |
Note: Quantity represents Weight in kilograms
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