2004 2005 2006 2007 2008 2009 2010 2011 $0 $200,000 $400,000 $600,000 $800,000 $1,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $138,812 | 21,115 | 500 |
| 2006 | $205,292 | 29,700 | 214 |
| 2007 | $190,148 | 34,100 | 346 |
| 2008 | $75,194 | 19,100 | 181 |
| 2009 | $357,339 | 38,800 | 488 |
| 2010 | $862,492 | 53,603 | 639 |
Note: Quantity represents Number of items
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