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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $124,905 | 28,490 | 28,490 |
| 2006 | $82,857 | 17,050 | 17,050 |
| 2007 | $104,986 | 22,620 | 22,620 |
| 2008 | $265,487 | 65,253 | 65,253 |
| 2009 | $194,317 | 31,104 | 31,104 |
| 2010 | $254,428 | 108,780 | 108,780 |
| 2011 | $186,108 | 21,866 | 21,866 |
Note: Quantity represents Weight in kilograms
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