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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $41,348,845 | 567,405,145 | 567,405,145 |
| 2006 | $68,779,281 | 123,670,343 | 123,670,343 |
| 2007 | $78,611,256 | 112,996,802 | 112,996,802 |
| 2008 | $95,805,890 | 63,710,071 | 63,710,071 |
| 2009 | $84,024,219 | 70,470,800 | 70,470,800 |
| 2010 | $112,708,296 | 64,843,000 | 64,843,000 |
| 2011 | $161,245,586 | 85,622,232 | 85,622,232 |
Note: Quantity represents Weight in kilograms
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