2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $50,000 $100,000 $150,000 $200,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $50,837 | 10,538 | 10,538 |
| 2006 | $160,764 | 18,707 | 18,707 |
| 2007 | $174,272 | 40,364 | 40,364 |
| 2008 | $79,464 | 44,127 | 44,127 |
| 2009 | $148,684 | 101,928 | 101,928 |
| 2010 | $91,692 | 32,093 | 32,093 |
| 2011 | $87,998 | 23,483 | 23,483 |
Note: Quantity represents Weight in kilograms
|
|
