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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $359,511,840 | 162,052,311 | 162,052,311 |
| 2006 | $438,431,181 | 179,323,541 | 179,323,541 |
| 2007 | $554,456,007 | 216,135,194 | 216,135,194 |
| 2008 | $783,417,670 | 288,396,384 | 288,396,384 |
| 2009 | $622,244,244 | 255,883,178 | 255,883,178 |
| 2010 | $685,646,776 | 279,587,445 | 279,587,445 |
Note: Quantity represents Weight in kilograms
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