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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $101,941,321 | 234,624,972 | 234,624,972 |
| 2006 | $114,818,170 | 234,627,028 | 234,627,028 |
| 2007 | $133,256,383 | 214,133,085 | 214,133,085 |
| 2008 | $131,044,113 | 183,047,647 | 183,047,647 |
| 2009 | $86,283,463 | 114,094,458 | 114,094,458 |
| 2010 | $107,345,773 | 109,138,545 | 109,138,545 |
| 2011 | $96,936,117 | 84,735,168 | 84,735,168 |
Note: Quantity represents Weight in kilograms
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