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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $50,060 | 34,951 | 34,951 |
| 2006 | $73,756 | 49,828 | 49,828 |
| 2007 | $62,699 | 39,127 | 39,127 |
| 2008 | $40,091 | 23,050 | 23,050 |
| 2009 | $48,247 | 28,746 | 28,746 |
| 2010 | $49,212 | 31,665 | 31,665 |
| 2011 | $18,280 | 10,249 | 10,249 |
Note: Quantity represents Weight in kilograms
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