2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $20,000 $40,000 $60,000 $80,000 $100,000 $120,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $103,285 | 15,968 | 15,968 |
| 2006 | $15,748 | 5,660 | 5,660 |
| 2007 | $13,228 | 70,700 | 70,700 |
| 2008 | $4,280 | 5,325 | 5,325 |
| 2009 | $47,831 | 73,231 | 73,231 |
| 2010 | $13,203 | 8,864 | 8,864 |
| 2011 | $84,016 | 34,385 | 34,385 |
Note: Quantity represents Weight in kilograms
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