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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,879 | 2,317 | 2,317 |
| 2006 | $21,375 | 4,408 | 4,408 |
| 2007 | $33,918 | 27,159 | 27,159 |
| 2008 | $117,884 | 42,811 | 42,811 |
| 2009 | $286,101 | 100,647 | 100,647 |
| 2010 | $551,184 | 169,075 | 169,075 |
| 2011 | $580,333 | 138,567 | 138,567 |
Note: Quantity represents Weight in kilograms
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