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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $48,856 | 8,285 | 8,285 |
| 2006 | $41,519 | 9,963 | 9,963 |
| 2007 | $47,113 | 8,153 | 8,153 |
| 2008 | $137,302 | 24,968 | 24,968 |
| 2009 | $112,558 | 22,098 | 22,098 |
| 2010 | $146,265 | 31,058 | 31,058 |
| 2011 | $101,765 | 19,526 | 19,526 |
Note: Quantity represents Weight in kilograms
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