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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,069 | 2,621 | 2,621 |
| 2006 | $32,201 | 4,705 | 4,705 |
| 2007 | $40,411 | 11,002 | 11,002 |
| 2008 | $50,853 | 11,169 | 11,169 |
| 2009 | $52,260 | 7,546 | 7,546 |
| 2010 | $40,281 | 5,470 | 5,470 |
| 2011 | $59,332 | 8,288 | 8,288 |
Note: Quantity represents Weight in kilograms
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