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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tube mills | $5,394,933 | $3,883,615 | $4,776,126 | $9,728,077 | $22,217,337 | $6,753,969 | $5,955,126 |
| Metal-rolling mills, hot/combination hot & cold | $9,073,836 | $19,306,681 | $12,335,642 | $16,426,403 | $32,642,409 | $15,959,567 | $50,527,376 |
| Metal-rolling mills, cold | $262,251 | $332,691 | $714,211 | $2,739,835 | $3,321,790 | $1,742,933 | $3,230,789 |
| Rolls for rolling mills | $26,558,147 | $32,593,169 | $43,524,190 | $59,745,291 | $38,166,468 | $28,448,913 | $42,926,261 |
| Parts of metal-rolling mills, other than rolls | $6,630,902 | $11,125,598 | $22,003,554 | $18,938,115 | $32,306,909 | $31,459,701 | $40,316,321 |
| Total | $47,920,069 | $67,241,754 | $83,353,723 | $107,577,721 | $128,654,913 | $84,365,083 | $142,955,873 |
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