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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,335,000 | 247,341 | 247,341 |
| 2006 | $3,150,000 | 333,672 | 333,672 |
| 2007 | $3,200,000 | 348,079 | 348,079 |
| 2008 | $3,906,000 | 1,058,789 | 1,058,789 |
| 2009 | $2,750,000 | 264,989 | 264,989 |
| 2010 | $3,483,000 | 343,134 | 343,134 |
| 2011 | $3,727,000 | 364,980 | 364,980 |
Note: Quantity represents Weight in kilograms
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