2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $50,000 $100,000 $150,000 $200,000 $250,000 $300,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,769 | 869 | 2,921 |
| 2006 | $36,104 | 1,498 | 2,406 |
| 2007 | $46,694 | 1,273 | 2,144 |
| 2008 | $270,221 | 7,753 | 14,331 |
| 2009 | $39,562 | 1,111 | 2,000 |
| 2010 | $65,948 | 1,958 | 3,898 |
| 2011 | $44,073 | 1,072 | 2,408 |
Note: Quantity represents Number of items
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