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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tube mills | $12,136,864 | $12,508,421 | $12,438,810 | $31,127,179 | $9,515,349 | $7,464,643 | $3,606,949 |
| Metal-rolling mills, hot/combination hot & cold | $9,259,875 | $31,631,012 | $6,699,585 | $4,451,705 | $26,375,647 | $5,187,538 | $21,811,720 |
| Metal-rolling mills, cold | $9,583,690 | $31,453,743 | $11,915,890 | $18,344,542 | $47,497,167 | $41,078,594 | $17,443,419 |
| Rolls for rolling mills | $100,735,954 | $135,203,078 | $130,977,300 | $143,470,116 | $147,401,687 | $161,136,554 | $167,838,018 |
| Parts of metal-rolling mills, other than rolls | $84,583,373 | $157,418,335 | $170,934,056 | $306,105,566 | $313,874,114 | $178,584,764 | $230,844,549 |
| Total | $216,299,756 | $368,214,589 | $332,965,641 | $503,499,108 | $544,663,964 | $393,452,093 | $441,544,655 |
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