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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $48,820,248 | 128,986,385 | 128,986,385 |
| 2006 | $46,399,021 | 122,589,340 | 122,589,340 |
| 2007 | $78,257,546 | 215,367,890 | 215,367,890 |
| 2008 | $106,158,731 | 173,357,462 | 173,357,462 |
| 2009 | $103,335,931 | 128,839,816 | 128,839,816 |
| 2010 | $105,486,330 | 149,153,908 | 149,153,908 |
Note: Quantity represents Weight in kilograms
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