2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $1,000,000 $2,000,000 $3,000,000 $4,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $936,433 | 229,084 | 229,084 |
| 2006 | $3,422,742 | 421,160 | 421,160 |
| 2007 | $1,027,304 | 240,591 | 240,591 |
| 2008 | $504,003 | 237,605 | 237,605 |
| 2009 | $338,525 | 152,732 | 152,732 |
| 2010 | $513,550 | 43,570 | 43,570 |
| 2011 | $356,470 | 37,620 | 37,620 |
Note: Quantity represents Weight in kilograms
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