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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $64,235,920 | 202,775,871 | 202,775,871 |
| 2006 | $60,488,343 | 176,302,618 | 176,302,618 |
| 2007 | $77,856,835 | 216,640,715 | 216,640,715 |
| 2008 | $166,097,411 | 206,526,846 | 206,526,846 |
| 2009 | $64,174,355 | 116,896,999 | 116,896,999 |
| 2010 | $99,790,540 | 192,022,218 | 192,022,218 |
| 2011 | $89,211,631 | 1,177,595,796 | 1,177,595,796 |
Note: Quantity represents Weight in kilograms
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