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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tube mills | $62,736 | $56,558 | | $5,389 | $19,002 | | $248 |
| Metal-rolling mills, hot/combination hot & cold | | | $3,916 | $174,846 | $26,254 | $37,004 | |
| Metal-rolling mills, cold | | $32,956 | $9,562 | | $5,233 | $101 | $5,110 |
| Rolls for rolling mills | $123,615 | $105,331 | $38,100 | $416,110 | $53,088 | $181,730 | $7,049,778 |
| Parts of metal-rolling mills, other than rolls | $49,337 | $211,432 | $109,281 | $221,274 | $37,092 | $68,068 | $166,710 |
| Total | $235,688 | $406,277 | $160,859 | $817,619 | $140,669 | $286,903 | $7,221,846 |
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