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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $33,655 | 25,278 | 25,278 |
| 2006 | $40,353 | 29,534 | 29,534 |
| 2007 | $47,663 | 28,896 | 28,896 |
| 2008 | $33,795 | 19,694 | 19,694 |
| 2009 | $42,155 | 9,913 | 9,913 |
| 2010 | $36,403 | 8,613 | 8,613 |
| 2011 | $37,345 | 8,902 | 8,902 |
Note: Quantity represents Weight in kilograms
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