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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,057,316 | 195,427 | 195,427 |
| 2006 | $11,888,266 | 228,330 | 228,330 |
| 2007 | $12,239,020 | 322,904 | 322,904 |
| 2008 | $16,343,356 | 341,707 | 341,707 |
| 2009 | $25,897,615 | 563,266 | 563,266 |
| 2010 | $362,716,959 | 1,726,714 | 1,726,714 |
| 2011 | $441,289,240 | 2,053,744 | 2,053,744 |
Note: Quantity represents Weight in kilograms
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