2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $50,000 $100,000 $150,000 $200,000 $250,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $46,353 | 4,445 | 4,445 |
| 2006 | $117,879 | 6,471 | 6,471 |
| 2007 | $207,738 | 12,622 | 12,622 |
| 2008 | $36,512 | 883 | 883 |
| 2009 | $75,328 | 1,652 | 1,652 |
| 2010 | $63,993 | 1,412 | 1,412 |
| 2011 | $96,078 | 1,697 | 1,697 |
Note: Quantity represents Weight in kilograms
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