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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $598,900 | 83,549 | 2,395 |
| 2006 | $464,400 | 39,287 | 1,030 |
| 2007 | $318,500 | 23,053 | 568 |
| 2008 | $100,600 | 8,189 | 180 |
| 2009 | $24,700 | 621 | 41 |
| 2010 | $169,300 | 9,707 | 658 |
| 2011 | $779,000 | 47,273 | 4,823 |
Note: Quantity represents Number of items
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