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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $518,838 | 3,013 | 26,647 |
| 2006 | $661,785 | 3,843 | 145,388 |
| 2007 | $727,231 | 3,087 | 190,193 |
| 2008 | $715,375 | 2,493 | 0 |
| 2009 | $562,602 | 1,925 | 37,467 |
| 2010 | $715,954 | 2,819 | 56,566 |
| 2011 | $849,498 | 4,184 | 44,453 |
Note: Quantity represents Number of items
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