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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tube mills | | $16,655 | $604 | | $716,438 | $17,936 | $131,114 |
| Metal-rolling mills, hot/combination hot & cold | $360,589 | $16,344 | $3,971,049 | $4,453,636 | $200,582 | $64,926 | $2,491,173 |
| Metal-rolling mills, cold | $30,992 | $7,491 | $909,267 | $19,095 | $28,943 | $1,193,656 | $710,892 |
| Rolls for rolling mills | $371,734 | $512,453 | $252,566 | $914,625 | $1,371,275 | $643,738 | $460,773 |
| Parts of metal-rolling mills, other than rolls | $120,471 | $1,183,652 | $789,160 | $3,583,116 | $1,720,837 | $2,898,798 | $8,476,509 |
| Total | $883,786 | $1,736,595 | $5,922,646 | $8,970,472 | $4,038,075 | $4,819,054 | $12,270,461 |
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