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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tube mills | $38,498,520 | $48,138,847 | $56,697,375 | $90,381,364 | $147,698,695 | $131,887,840 | $75,010,686 |
| Metal-rolling mills, hot/combination hot & cold | $43,207,290 | $121,787,826 | $217,563,954 | $217,311,624 | $116,914,250 | $157,916,021 | $159,324,819 |
| Metal-rolling mills, cold | $17,226,008 | $12,960,079 | $19,334,232 | $42,623,865 | $47,675,658 | $84,884,070 | $35,157,554 |
| Rolls for rolling mills | $70,129,651 | $87,343,582 | $123,952,943 | $133,979,508 | $115,933,046 | $109,203,264 | $129,865,884 |
| Parts of metal-rolling mills, other than rolls | $648,240,579 | $992,850,682 | $1,191,803,303 | $1,291,172,833 | $1,290,908,517 | $962,706,703 | $968,410,144 |
| Total | $817,302,048 | $1,263,081,016 | $1,609,351,807 | $1,775,469,194 | $1,719,130,166 | $1,446,597,898 | $1,367,769,087 |
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