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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $106,314,673 | 121,310,681 | 121,310,681 |
| 2006 | $107,693,322 | 105,731,482 | 105,731,482 |
| 2007 | $115,752,490 | 103,225,092 | 103,225,092 |
| 2008 | $76,870,000 | 79,224,173 | 79,224,173 |
| 2009 | $56,667,335 | 56,934,451 | 56,934,451 |
| 2010 | $79,421,831 | 71,883,278 | 71,883,278 |
| 2011 | $64,951,877 | 59,199,543 | 59,199,543 |
Note: Quantity represents Weight in kilograms
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