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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $22,476 | 1,579 | 1,579 |
| 2006 | $22,382 | 552 | 552 |
| 2007 | $68,983 | 599 | 599 |
| 2008 | $157,665 | 2,563 | 2,563 |
| 2009 | $124,553 | 2,644 | 2,644 |
| 2010 | $93,992 | 1,301 | 1,301 |
| 2011 | $109,809 | 3,532 | 3,532 |
Note: Quantity represents Weight in kilograms
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