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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Copper foil, whether or not printed, not backed with paper/paperboard/plact ... | $170,446,934 | $219,445,728 | $264,071,229 | $271,313,199 | $236,802,205 | $351,685,172 | $339,858,144 |
| Copper foil, whether or not printed, not backed with paper/paperboard/plact ... | $132,099,564 | $202,708,483 | $239,913,890 | $262,331,849 | $172,586,836 | $304,354,270 | $331,529,249 |
| Copper foil, whether or not printed, backed with paper/paperboard/plactics/ ... | $440,991,785 | $498,944,887 | $550,903,703 | $576,878,348 | $532,613,597 | $684,359,316 | $678,278,483 |
| Copper foil, whether or not printed, backed with paper/paperboard/plactics/ ... | $47,057,098 | $51,006,048 | $43,011,045 | $42,990,884 | $47,086,804 | $58,584,716 | $30,726,939 |
| Total | $790,595,381 | $972,105,146 | $1,097,899,867 | $1,153,514,280 | $989,089,442 | $1,398,983,474 | $1,380,392,815 |
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