2004 2005 2006 2007 2008 2009 2010 $0 $50,000 $100,000 $150,000 $200,000 $250,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $75,381 | 87,296 | 87,296 |
| 2006 | $136,538 | 256,332 | 256,332 |
| 2007 | $157,594 | 261,540 | 261,540 |
| 2008 | $222,442 | 268,684 | 268,684 |
| 2009 | $133,151 | 225,697 | 225,697 |
Note: Quantity represents Weight in kilograms
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