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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $130,444 | 141,882 | 141,882 |
| 2006 | $110,586 | 160,587 | 160,587 |
| 2007 | $88,932 | 107,955 | 107,955 |
| 2008 | $59,702 | 64,803 | 64,803 |
| 2009 | $102,001 | 132,935 | 132,935 |
| 2010 | $68,962 | 70,062 | 70,062 |
| 2011 | $171,518 | 121,808 | 121,808 |
Note: Quantity represents Weight in kilograms
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