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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $28,624,000 | 78,480,700 | 78,480,700 |
| 2006 | $48,779,000 | 124,795,200 | 124,795,200 |
| 2007 | $58,050,000 | 129,487,900 | 129,487,900 |
| 2008 | $61,853,000 | 130,161,600 | 130,161,600 |
| 2009 | $21,972,000 | 50,129,500 | 50,129,500 |
| 2010 | $35,935,518 | 76,942,200 | 76,942,200 |
| 2011 | $29,100,652 | 60,874,315 | 60,874,315 |
Note: Quantity represents Weight in kilograms
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