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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $520,318 | 12,102 | 12,102 |
| 2006 | $396,906 | 9,232 | 9,232 |
| 2007 | $447,393 | 8,371 | 8,371 |
| 2008 | $797,152 | 14,075 | 14,075 |
| 2009 | $295,162 | 5,028 | 5,028 |
| 2010 | $142,531 | 2,576 | 2,576 |
| 2011 | $105,494 | 2,081 | 2,081 |
Note: Quantity represents Weight in kilograms
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