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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,427 | 950 | 950 |
| 2006 | $17,425 | 4,161 | 4,161 |
| 2007 | $43,244 | 25,959 | 25,959 |
| 2008 | $69,358 | 38,542 | 38,542 |
| 2009 | $76,312 | 42,068 | 42,068 |
| 2010 | $101,693 | 58,839 | 58,839 |
| 2011 | $92,018 | 66,876 | 66,876 |
Note: Quantity represents Weight in kilograms
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