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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $26,573 | 769 | 1,668 |
| 2006 | $47,739 | 4,305 | 6,424 |
| 2007 | $63,135 | 4,164 | 7,547 |
| 2008 | $74,131 | 23,807 | 3,004 |
| 2009 | $42,510 | 19,075 | 1,550 |
| 2010 | $62,229 | 24,648 | 31,080 |
| 2011 | $61,260 | 45,161 | 55,930 |
Note: Quantity represents Number of items
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