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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $29,200 | 15,158 | 15,158 |
| 2006 | $147,400 | 82,909 | 82,909 |
| 2007 | $236,200 | 197,789 | 197,789 |
| 2008 | $27,100 | 10,637 | 10,637 |
| 2009 | $4,100 | 1,406 | 1,406 |
| 2010 | $8,500 | 6,773 | 6,773 |
| 2011 | $30,800 | 21,072 | 21,072 |
Note: Quantity represents Weight in kilograms
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