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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,190 | 2,970 | 2,970 |
| 2006 | $42,084 | 25,000 | 25,000 |
| 2007 | $159,377 | 66,930 | 66,930 |
| 2008 | $44,617 | 18,830 | 18,830 |
| 2009 | $73,105 | 28,415 | 28,415 |
| 2010 | $114,056 | 382,559 | 382,559 |
| 2011 | $25,200 | 39,197 | 39,197 |
Note: Quantity represents Weight in kilograms
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