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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $438,694,000 | 5,433,809 | 5,433,809 |
| 2006 | $641,983,000 | 5,916,361 | 5,916,361 |
| 2007 | $652,793,000 | 7,616,170 | 7,616,170 |
| 2008 | $845,851,000 | 7,345,869 | 7,345,869 |
| 2009 | $900,548,000 | 6,449,189 | 6,449,189 |
| 2010 | $1,158,410,370 | 8,316,062 | 8,316,062 |
| 2011 | $1,726,618,487 | 8,107,963 | 8,107,963 |
Note: Quantity represents Weight in kilograms
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