2004 2005 2006 2007 2008 2009 2010 2011 $0 $20,000 $40,000 $60,000 $80,000 $100,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,951 | 913 | 913 |
| 2006 | $5,135 | 994 | 994 |
| 2007 | $312 | 362 | 362 |
| 2008 | $55,675 | 8,973 | 8,973 |
| 2009 | $6,397 | 1,446 | 1,446 |
| 2010 | $81,751 | 2,200 | 2,200 |
Note: Quantity represents Weight in kilograms
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