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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tube mills | $365,432 | $845,237 | $463 | $17,164 | $544,190 | $31,785 | $3,054,622 |
| Metal-rolling mills, hot/combination hot & cold | $85,705 | $137,656 | $655,161 | $13,459,467 | $385,923 | $412,313 | $425,229 |
| Metal-rolling mills, cold | $184,923 | | $51,689 | $600,684 | $538,323 | $64,685 | $95,927 |
| Rolls for rolling mills | $62,914 | $312,979 | $949,244 | $3,784,890 | $3,324,172 | $2,108,827 | $1,542,639 |
| Parts of metal-rolling mills, other than rolls | $1,578,070 | $1,512,571 | $2,550,959 | $6,860,055 | $1,001,116 | $576,945 | $3,081,307 |
| Total | $2,277,044 | $2,808,443 | $4,207,516 | $24,722,260 | $5,793,724 | $3,194,555 | $8,199,724 |
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