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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $501,660 | 1,571,450 | 1,571,450 |
| 2006 | $59,737 | 145,949 | 145,949 |
| 2007 | $34,655 | 74,023 | 74,023 |
| 2008 | $544 | 170 | 170 |
| 2009 | $576,922 | 970,100 | 970,100 |
| 2010 | $384,036 | 719,778 | 719,778 |
| 2011 | $454,801 | 614,953 | 614,953 |
Note: Quantity represents Weight in kilograms
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