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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $42,036 | 34,572 | 34,572 |
| 2006 | $60,799 | 50,862 | 50,862 |
| 2007 | $65,323 | 56,605 | 56,605 |
| 2008 | $93,552 | 57,543 | 57,543 |
| 2009 | $116,043 | 65,349 | 65,349 |
| 2010 | $214,486 | 57,924 | 57,924 |
| 2011 | $251,514 | 85,728 | 85,728 |
Note: Quantity represents Weight in kilograms
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