2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $1,000,000 $2,000,000 $3,000,000 $4,000,000 $5,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $41,513 | 1,075 | 1,075 |
| 2006 | $400,615 | 2,763 | 2,763 |
| 2007 | $4,404,807 | 5,272 | 5,272 |
| 2008 | $1,349,668 | 2,651 | 2,651 |
| 2009 | $771,345 | 2,556 | 2,556 |
| 2010 | $598,061 | 2,396 | 2,396 |
| 2011 | $334,036 | 2,137 | 2,137 |
Note: Quantity represents Weight in kilograms
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