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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $346,155,024 | 91,346,616 | 91,346,616 |
| 2006 | $368,789,017 | 108,679,285 | 108,679,285 |
| 2007 | $415,911,922 | 108,351,221 | 0 |
| 2008 | $438,771,769 | 103,100,917 | 0 |
| 2009 | $208,267,386 | 67,639,318 | 0 |
| 2010 | $197,312,433 | 71,651,892 | 0 |
| 2011 | $231,632,751 | 69,061,550 | 0 |
Note: Quantity represents Weight in kilograms
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