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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $294,941,831 | 168,768,244 | 168,768,244 |
| 2006 | $321,364,833 | 183,887,713 | 183,887,713 |
| 2007 | $368,493,435 | 0 | 0 |
| 2008 | $321,470,731 | 149,211,090 | 149,211,090 |
| 2009 | $218,023,918 | 88,135,444 | 88,135,444 |
| 2010 | $293,962,483 | 140,885,936 | 140,885,936 |
| 2011 | $270,316,477 | 136,484,893 | 136,484,893 |
Note: Quantity represents Weight in kilograms
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