2004 2005 2006 2007 2008 2009 2010 2011 $0 $5,000,000 $10,000,000 $15,000,000 $20,000,000 $25,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,740,986 | 1,825,206 | 1,237 |
| 2006 | $10,332,684 | 957,230 | 1,004 |
| 2007 | $7,503,185 | 458,052 | 0 |
| 2008 | $20,910,278 | 1,442,213 | 0 |
| 2009 | $6,889,608 | 418,318 | 0 |
| 2010 | $14,176,112 | 714,271 | 0 |
Note: Quantity represents Number of items
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