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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $41,800 | 513,010 | 513,010 |
| 2006 | $3,200 | 30,518 | 30,518 |
| 2007 | $16,300 | 59,141 | 59,141 |
| 2008 | $17,245,700 | 34,812,331 | 34,812,331 |
| 2009 | $7,200,800 | 27,592,732 | 27,592,732 |
| 2010 | $32,078,200 | 78,222,372 | 78,222,372 |
| 2011 | $44,012,300 | 93,100,812 | 93,100,812 |
Note: Quantity represents Weight in kilograms
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