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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $208 | 169 | 34 |
| 2006 | $22,859 | 23,168 | 2,545 |
| 2007 | $51,006 | 16,447 | 6,166 |
| 2008 | $15,797 | 9,399 | 1,642 |
| 2009 | $173,772 | 138,958 | 15,869 |
| 2010 | $362,401 | 247,743 | 36,012 |
| 2011 | $221,368 | 153,546 | 22,293 |
Note: Quantity represents Number of items
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