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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $334,917,049 | 87,122,757 | 87,122,757 |
| 2006 | $594,903,658 | 87,224,026 | 87,224,026 |
| 2007 | $733,965,465 | 100,258,740 | 100,258,740 |
| 2008 | $642,657,464 | 86,117,062 | 86,117,062 |
| 2009 | $458,191,672 | 99,211,717 | 99,211,717 |
| 2010 | $941,858,016 | 123,873,742 | 123,873,742 |
| 2011 | $1,125,771,453 | 127,453,364 | 127,453,364 |
Note: Quantity represents Weight in kilograms
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