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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,098,184 | 366,250 | 366,250 |
| 2006 | $10,895,362 | 573,656 | 573,656 |
| 2007 | $9,959,897 | 281,532 | 281,532 |
| 2008 | $10,147,835 | 267,917 | 267,917 |
| 2009 | $8,319,793 | 254,029 | 254,029 |
| 2010 | $14,959,180 | 378,631 | 378,631 |
| 2011 | $18,519,427 | 391,269 | 391,269 |
Note: Quantity represents Weight in kilograms
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