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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $253,679,175 | 22,988,806 | 0 |
| 2006 | $268,613,246 | 113,993,341 | 0 |
| 2007 | $384,311,381 | 55,325,735 | 0 |
| 2008 | $826,640,839 | 51,720,812 | 0 |
| 2009 | $841,291,239 | 51,412,538 | 0 |
| 2010 | $592,322,221 | 46,012,171 | 0 |
| 2011 | $454,987,277 | 36,899,206 | 0 |
Note: Quantity represents No Quantity
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