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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,299 | 6,444 | 6,444 |
| 2006 | $25,351 | 5,471 | 5,471 |
| 2007 | $45,956 | 7,005 | 7,005 |
| 2008 | $41,910 | 4,853 | 4,853 |
| 2009 | $19,731 | 3,774 | 3,774 |
| 2010 | $31,717 | 5,779 | 5,779 |
| 2011 | $27,947 | 2,935 | 2,935 |
Note: Quantity represents Weight in kilograms
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