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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $114,076,190 | 189,205,700 | 189,205,700 |
| 2006 | $138,720,452 | 225,347,140 | 225,347,140 |
| 2007 | $191,773,340 | 226,559,400 | 226,559,400 |
| 2008 | $310,632,342 | 258,907,000 | 258,907,000 |
| 2009 | $237,561,298 | 224,820,000 | 224,820,000 |
| 2010 | $210,726,903 | 226,005,200 | 226,005,200 |
| 2011 | $217,457,557 | 170,266,600 | 170,266,600 |
Note: Quantity represents Weight in kilograms
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