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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $43,679,194 | 122,335 | 122,335 |
| 2006 | $49,409,166 | 102,537,570 | 102,537,570 |
| 2007 | $72,386,916 | 387,478,725 | 387,478,725 |
| 2008 | $91,970,660 | 329,040,153 | 329,040,153 |
| 2009 | $110,661,911 | 500,605,891 | 500,605,891 |
| 2010 | $103,146,402 | 456,223,314 | 456,223,314 |
| 2011 | $138,647,510 | 396,186,967 | 396,186,967 |
Note: Quantity represents Weight in kilograms
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