2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $50,000 $100,000 $150,000 $200,000 $250,000 $300,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $233,499 | 424,501 | 424,501 |
| 2006 | $217,978 | 347,503 | 347,503 |
| 2007 | $71,032 | 50,417 | 50,417 |
| 2008 | $48,815 | 5,401 | 5,401 |
| 2009 | $41,332 | 6,003 | 6,003 |
| 2010 | $55,200 | 10,051 | 10,051 |
| 2011 | $84,045 | 12,141 | 12,141 |
Note: Quantity represents Weight in kilograms
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