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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $226,174,542 | 2,866,314 | 2,866,314 |
| 2006 | $234,512,790 | 3,209,298 | 3,209,298 |
| 2007 | $254,155,377 | 3,488,805 | 3,488,805 |
| 2008 | $268,023,397 | 3,209,743 | 3,209,743 |
| 2009 | $147,768,173 | 1,378,943 | 1,378,943 |
| 2010 | $230,356,244 | 2,371,439 | 2,371,439 |
| 2011 | $253,105,985 | 2,366,984 | 2,366,984 |
Note: Quantity represents Weight in kilograms
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