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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $49,900 | 5,466 | 10,937 |
| 2006 | $47,100 | 4,310 | 12,188 |
| 2007 | $101,900 | 12,453 | 30,292 |
| 2008 | $206,300 | 20,718 | 47,351 |
| 2009 | $133,200 | 20,897 | 29,433 |
| 2010 | $256,700 | 38,856 | 102,787 |
| 2011 | $307,500 | 66,155 | 204,197 |
Note: Quantity represents Number of items
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