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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $80,548,306 | 209,924,328 | 209,924,328 |
| 2006 | $70,306,973 | 207,439,883 | 207,439,883 |
| 2007 | $89,198,026 | 218,731,254 | 218,731,254 |
| 2008 | $93,269,269 | 242,538,122 | 242,538,122 |
| 2009 | $76,835,007 | 252,959,937 | 252,959,937 |
| 2010 | $118,570,834 | 250,600,711 | 250,600,711 |
| 2011 | $87,777,756 | 201,273,852 | 201,273,852 |
Note: Quantity represents Weight in kilograms
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