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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $168,402,000 | 49,313,293 | 49,313,293 |
| 2006 | $176,832,000 | 47,512,900 | 47,512,900 |
| 2007 | $201,207,000 | 50,790,700 | 50,790,700 |
| 2008 | $267,310,000 | 60,388,600 | 60,388,600 |
| 2009 | $287,797,000 | 70,497,500 | 70,497,500 |
| 2010 | $317,928,111 | 78,517,927 | 78,517,927 |
| 2011 | $452,191,128 | 92,451,513 | 92,451,513 |
Note: Quantity represents Weight in kilograms
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