2004 2005 2007 2008 2009 2010 2011 2012 $0 $100,000 $200,000 $300,000 $400,000 $500,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,081 | 332 | 332 |
| 2007 | $36,179 | 17,306 | 17,306 |
| 2008 | $238,152 | 129,416 | 129,416 |
| 2009 | $30,054 | 14,783 | 14,783 |
| 2010 | $363,856 | 118,756 | 118,756 |
| 2011 | $378,218 | 128,706 | 128,706 |
Note: Quantity represents Weight in kilograms
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