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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $117,712 | 466 | 466 |
| 2006 | $153,046 | 410 | 410 |
| 2007 | $160,852 | 365 | 365 |
| 2008 | $218,599 | 2,331 | 2,331 |
| 2009 | $372,010 | 4,193 | 4,193 |
| 2010 | $437,450 | 5,191 | 5,191 |
| 2011 | $542,908 | 6,140 | 6,140 |
Note: Quantity represents Weight in kilograms
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