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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,046 | 25,832 | 25,832 |
| 2006 | $42,666 | 39,073 | 39,073 |
| 2007 | $38,574 | 48,098 | 48,098 |
| 2008 | $48,017 | 40,516 | 40,516 |
| 2009 | $32,554 | 37,300 | 37,300 |
| 2010 | $36,462 | 39,959 | 39,959 |
| 2011 | $40,303 | 43,259 | 43,259 |
Note: Quantity represents Weight in kilograms
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