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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,536,719 | 185,336,977 | 185,336,977 |
| 2006 | $11,631,012 | 224,151,881 | 224,151,881 |
| 2007 | $13,231,503 | 238,348,108 | 238,348,108 |
| 2008 | $17,743,360 | 276,006,693 | 276,006,693 |
| 2009 | $15,336,554 | 242,102,876 | 242,102,876 |
| 2010 | $15,037,225 | 239,255,280 | 239,255,280 |
| 2011 | $18,531,718 | 263,164,699 | 263,164,699 |
Note: Quantity represents Weight in kilograms
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