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 | $884,349 | 379,129 | 379,129 |
| 2006 | $797,875 | 302,876 | 302,876 |
| 2007 | $664,604 | 255,400 | 255,400 |
| 2008 | $1,029,528 | 221,501 | 221,501 |
| 2009 | $946,586 | 247,082 | 247,082 |
| 2010 | $4,509,468 | 320,457 | 320,457 |
| 2011 | $1,182,041 | 135,222 | 135,222 |
Note: Quantity represents Weight in kilograms
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