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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $54,376,334 | 444,851,000 | 444,851,000 |
| 2006 | $55,821,832 | 534,236,016 | 534,236,016 |
| 2007 | $65,888,598 | 508,607,992 | 508,607,992 |
| 2008 | $57,285,662 | 163,377,757 | 163,377,757 |
| 2009 | $56,602,779 | 366,173,984 | 366,173,984 |
| 2010 | $81,944,250 | 454,581,016 | 454,581,016 |
| 2011 | $75,102,838 | 462,861,992 | 462,861,992 |
Note: Quantity represents Weight in kilograms
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