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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $687,955,823 | 12,595,456 | 3,635,378,673 |
| 2006 | $986,375,091 | 9,562,824 | 5,022,542,103 |
| 2007 | $826,442,367 | 15,511,998 | 469,692,514 |
| 2008 | $755,487,460 | 21,807,181 | 724,147,587 |
| 2009 | $731,576,039 | 13,856,207 | 719,090,182 |
| 2010 | $772,001,482 | 12,738,772 | 847,461,571 |
| 2011 | $706,579,677 | 12,582,082 | 699,472,751 |
Note: Quantity represents Number of items
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