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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $278,700 | 1,582,136 | 1,582,136 |
| 2006 | $272,900 | 1,300,969 | 1,300,969 |
| 2007 | $167,100 | 582,434 | 582,434 |
| 2008 | $146,200 | 76,463 | 76,463 |
| 2009 | $141,900 | 86,426 | 86,426 |
| 2010 | $165,900 | 74,473 | 74,473 |
| 2011 | $219,600 | 102,415 | 102,415 |
Note: Quantity represents Weight in kilograms
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