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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,843 | 15,015 | 15,015 |
| 2006 | $51,600 | 38,110 | 38,110 |
| 2007 | $95,098 | 65,757 | 65,757 |
| 2008 | $152,783 | 103,304 | 103,304 |
| 2009 | $141,280 | 209,345 | 209,345 |
| 2010 | $62,352 | 52,966 | 52,966 |
Note: Quantity represents Weight in kilograms
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