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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $162,993,538 | 32,242,592 | 32,242,592 |
| 2006 | $167,933,282 | 31,401,935 | 31,401,935 |
| 2007 | $177,409,864 | 29,996,532 | 29,996,532 |
| 2008 | $204,965,420 | 29,300,338 | 29,300,338 |
| 2009 | $184,448,355 | 30,470,727 | 30,470,727 |
| 2010 | $191,275,536 | 33,834,803 | 33,834,803 |
| 2011 | $223,280,673 | 49,438,016 | 49,438,016 |
Note: Quantity represents Weight in kilograms
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