2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $5,000,000 $10,000,000 $15,000,000 $20,000,000 $25,000,000 $30,000,000 $35,000,000 $40,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,857,147 | 937,754 | 0 |
| 2006 | $23,233,334 | 9,966,524 | 0 |
| 2007 | $32,267,479 | 9,515,973 | 0 |
| 2008 | $28,652,311 | 6,404,656 | 0 |
| 2009 | $6,719,373 | 762,379 | 0 |
| 2010 | $1,265,233 | 143,814 | 0 |
| 2011 | $2,887,215 | 182,544 | 0 |
Note: Quantity represents No Quantity
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