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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $89,082,169 | 250,196,468 | 250,196,468 |
| 2006 | $114,115,197 | 320,504,313 | 320,504,313 |
| 2007 | $131,617,050 | 284,997,301 | 284,997,301 |
| 2008 | $190,092,560 | 354,438,495 | 354,438,495 |
| 2009 | $192,718,072 | 322,200,876 | 322,200,876 |
| 2010 | $211,985,941 | 356,918,622 | 356,918,622 |
| 2011 | $234,721,116 | 357,545,289 | 357,545,289 |
Note: Quantity represents Weight in kilograms
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