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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $287,464,000 | 3,590,704 | 3,590,704 |
| 2006 | $338,093,000 | 4,428,912 | 4,428,912 |
| 2007 | $239,804,000 | 3,888,321 | 3,888,321 |
| 2008 | $261,703,000 | 4,308,444 | 4,308,444 |
| 2009 | $213,949,000 | 3,259,273 | 3,259,273 |
| 2010 | $201,008,996 | 2,906,328 | 2,906,328 |
| 2011 | $222,827,158 | 3,156,101 | 3,156,101 |
Note: Quantity represents Weight in kilograms
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