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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,860,515 | 1,976,250 | 1,976,250 |
| 2006 | $18,406,937 | 1,345,885 | 1,345,885 |
| 2007 | $14,959,914 | 1,095,910 | 1,095,910 |
| 2008 | $13,123,719 | 1,063,500 | 1,063,500 |
| 2009 | $12,120,481 | 1,114,325 | 1,114,325 |
| 2010 | $15,972,206 | 1,618,034 | 1,618,034 |
Note: Quantity represents Weight in kilograms
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