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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,199 | 727 | 727 |
| 2006 | $42,608 | 8,874 | 8,874 |
| 2007 | $35,332 | 277 | 277 |
| 2008 | $56,884 | 1,260 | 1,260 |
| 2009 | $179,178 | 3,032 | 3,032 |
| 2010 | $464,510 | 2,262 | 2,262 |
| 2011 | $688,955 | 4,047 | 4,047 |
Note: Quantity represents Weight in kilograms
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