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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $22,035,000 | 304,897 | 304,897 |
| 2006 | $27,761,000 | 384,128 | 384,128 |
| 2007 | $33,543,000 | 431,267 | 431,267 |
| 2008 | $34,284,000 | 398,421 | 398,421 |
| 2009 | $45,604,000 | 495,349 | 495,349 |
| 2010 | $68,099,000 | 743,497 | 743,497 |
| 2011 | $69,745,000 | 769,867 | 769,867 |
Note: Quantity represents Weight in kilograms
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