2004 2005 2006 2007 2008 2009 2010 2011 $0 $500 $1,000 $1,500 $2,000 $2,500 $3,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $260 | 14 | 38 |
| 2006 | $135 | 8 | 41 |
| 2007 | $42 | 2 | 10 |
| 2008 | $14 | 1 | 5 |
| 2009 | $414 | 25 | 285 |
| 2010 | $2,410 | 125 | 224 |
Note: Quantity represents Number of items
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