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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $96,428,926 | 193,162,989 | 193,162,989 |
| 2006 | $66,398,961 | 126,465,684 | 126,465,684 |
| 2007 | $59,498,313 | 150,200,767 | 150,200,767 |
| 2008 | $56,764,898 | 0 | 0 |
| 2009 | $17,187,386 | 38,503,541 | 38,503,541 |
| 2010 | $44,912,649 | 72,025,649 | 72,025,649 |
| 2011 | $61,282,912 | 75,563,077 | 75,563,077 |
Note: Quantity represents Weight in kilograms
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