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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $55,380 | 13,184 | 13,184 |
| 2006 | $47,825 | 2,530 | 2,530 |
| 2007 | $39,057 | 3,209 | 3,209 |
| 2008 | $98,446 | 14,888 | 14,888 |
| 2009 | $172,177 | 18,185 | 18,185 |
| 2010 | $310,710 | 20,548 | 20,548 |
| 2011 | $730,627 | 31,866 | 31,866 |
Note: Quantity represents Weight in kilograms
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