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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $29,147 | 6,325 | 6,325 |
| 2006 | $44,374 | 7,884 | 7,884 |
| 2007 | $53,128 | 8,607 | 8,607 |
| 2008 | $64,853 | 10,075 | 10,075 |
| 2009 | $55,310 | 8,190 | 8,190 |
| 2010 | $44,917 | 7,248 | 7,248 |
| 2011 | $60,831 | 5,435 | 5,435 |
Note: Quantity represents Weight in kilograms
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