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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $812 | 1,370 | 1,370 |
| 2006 | $804 | 1,510 | 1,510 |
| 2007 | $1,264 | 825 | 825 |
| 2008 | $642 | 672 | 672 |
| 2009 | $77,894 | 210,878 | 210,878 |
| 2010 | $90,906 | 233,881 | 233,881 |
| 2011 | $433,970 | 675,166 | 675,166 |
Note: Quantity represents Weight in kilograms
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