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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $187,728,393 | 23,707,779 | 23,707,779 |
| 2006 | $176,336,464 | 18,786,192 | 18,786,192 |
| 2007 | $131,032,503 | 14,023,374 | 14,023,374 |
| 2008 | $77,968,815 | 8,991,036 | 8,991,036 |
| 2009 | $46,262,310 | 4,857,440 | 4,857,440 |
| 2010 | $45,858,376 | 4,356,632 | 4,356,632 |
| 2011 | $38,128,431 | 4,019,844 | 4,019,844 |
Note: Quantity represents Weight in kilograms
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