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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $64,941 | 8,579 | 8,579 |
| 2006 | $56,444 | 7,130 | 7,130 |
| 2007 | $91,764 | 9,039 | 9,039 |
| 2008 | $119,239 | 9,943 | 9,943 |
| 2009 | $27,224 | 2,316 | 2,316 |
| 2010 | $94,222 | 9,060 | 9,060 |
| 2011 | $61,159 | 6,825 | 6,825 |
Note: Quantity represents Weight in kilograms
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