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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $34,380,000 | 28,887,700 | 28,887,700 |
| 2006 | $48,668,000 | 35,496,000 | 35,496,000 |
| 2007 | $55,847,000 | 32,767,000 | 32,767,000 |
| 2008 | $75,454,000 | 37,280,300 | 37,280,300 |
| 2009 | $57,600,000 | 31,832,900 | 31,832,900 |
| 2010 | $47,881,785 | 24,640,900 | 24,640,900 |
| 2011 | $50,375,685 | 19,523,658 | 19,523,658 |
Note: Quantity represents Weight in kilograms
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