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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $255,201,007 | 100,559,937 | 100,559,937 |
| 2006 | $313,823,855 | 114,603,939 | 114,603,939 |
| 2007 | $371,701,843 | 121,615,768 | 121,615,768 |
| 2008 | $444,326,966 | 128,909,515 | 128,909,515 |
| 2009 | $379,484,787 | 124,866,709 | 124,866,709 |
| 2010 | $407,801,738 | 142,884,228 | 142,884,228 |
| 2011 | $429,864,671 | 134,751,136 | 134,751,136 |
Note: Quantity represents Weight in kilograms
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