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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,842,000 | 27,858,500 | 27,858,500 |
| 2006 | $26,961,000 | 29,677,600 | 29,677,600 |
| 2007 | $25,371,000 | 24,551,700 | 24,551,700 |
| 2008 | $29,530,000 | 25,241,300 | 25,241,300 |
| 2009 | $32,602,000 | 28,268,700 | 28,268,700 |
| 2010 | $29,335,062 | 27,709,500 | 27,709,500 |
| 2011 | $37,970,146 | 33,808,978 | 33,808,978 |
Note: Quantity represents Weight in kilograms
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