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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,637 | 31,160 | 31,160 |
| 2006 | $79,257 | 75,446 | 75,446 |
| 2007 | $183,083 | 151,790 | 151,790 |
| 2008 | $163,178 | 133,785 | 133,785 |
| 2009 | $55,983 | 53,286 | 53,286 |
| 2010 | $9,573 | 8,380 | 8,380 |
| 2011 | $56,360 | 34,320 | 34,320 |
Note: Quantity represents Weight in kilograms
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