2004 2005 2006 2007 2008 2009 2010 2011 $0 $20,000 $40,000 $60,000 $80,000 $100,000 $120,000 $140,000 $160,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $66,354 | 14,299 | 14,299 |
| 2006 | $129,791 | 37,110 | 37,110 |
| 2007 | $67,960 | 20,493 | 20,493 |
| 2008 | $70,489 | 26,491 | 26,491 |
| 2009 | $3,738 | 509 | 509 |
| 2010 | $354 | 120 | 120 |
Note: Quantity represents Weight in kilograms
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