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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $52,362 | 7,939 | 7,939 |
| 2006 | $7,430 | 1,637 | 1,637 |
| 2007 | $14 | 250 | 250 |
| 2008 | $31,608 | 5,634 | 5,634 |
| 2009 | $109,793 | 16,808 | 16,808 |
| 2010 | $340,512 | 41,353 | 41,353 |
| 2011 | $264,006 | 20,470 | 20,470 |
Note: Quantity represents Weight in kilograms
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