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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $160,967,323 | 32,287,637 | 32,287,637 |
| 2006 | $181,089,757 | 36,010,482 | 36,010,482 |
| 2007 | $178,061,315 | 32,656,835 | 32,656,835 |
| 2008 | $196,283,438 | 52,529,463 | 52,529,463 |
| 2009 | $166,780,651 | 42,606,400 | 42,606,400 |
| 2010 | $138,675,527 | 53,944,818 | 53,944,818 |
Note: Quantity represents Weight in kilograms
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