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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18 | 65 | 65 |
| 2006 | $62,456 | 45,883 | 45,883 |
| 2007 | $137,187 | 110,384 | 110,384 |
| 2008 | $402,682 | 262,570 | 262,570 |
| 2009 | $509,770 | 256,319 | 256,319 |
| 2010 | $920,740 | 310,113 | 310,113 |
| 2011 | $780,415 | 178,970 | 178,970 |
Note: Quantity represents Weight in kilograms
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