2004 2005 2007 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 | $1,802,000 | 111,285 | 111,285 |
| 2007 | $4,172,000 | 238,957 | 238,957 |
| 2009 | $2,820,000 | 240,370 | 240,370 |
| 2010 | $3,927,000 | 355,023 | 355,023 |
| 2011 | $4,453,000 | 494,822 | 494,822 |
Note: Quantity represents Weight in kilograms
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