2006 2007 2008 2009 2010 2011 2012 $0 $500,000 $1,000,000 $1,500,000 $2,000,000 $2,500,000 $3,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2007 | $27,233 | 8,079 | 8,079 |
| 2008 | $2,531,670 | 1,100,280 | 1,100,280 |
| 2009 | $335,565 | 149,901 | 149,901 |
| 2010 | $13,252 | 3,780 | 3,780 |
| 2011 | $103,350 | 10,730 | 10,730 |
Note: Quantity represents Weight in kilograms
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