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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $40,200 | 24,093 | 24,093 |
| 2006 | $28,200 | 6,168 | 6,168 |
| 2007 | $49,900 | 17,723 | 17,723 |
| 2008 | $42,900 | 5,119 | 5,119 |
| 2009 | $34,100 | 10,289 | 10,289 |
| 2010 | $41,300 | 9,449 | 9,449 |
| 2011 | $42,800 | 4,212 | 4,212 |
Note: Quantity represents Weight in kilograms
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