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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cast arts. of non-malleable cast iron, n.e.s. | $1,146,437 | $1,196,714 | $1,148,582 | $1,786,008 | $1,832,874 | $2,221,292 | $3,267,100 |
| Grinding balls & sim. cast arts. for mills, of iron/steel | $10,524,530 | $14,111,083 | $13,059,181 | $23,206,327 | $33,992,119 | $34,792,778 | $12,588,168 |
| Cast arts. of iron (excl. non-malleable cast iron)/steel, n.e.s. | $3,674,398 | $3,592,790 | $3,924,080 | $4,089,993 | $4,595,976 | $3,420,731 | $8,347,877 |
| Total | $15,345,365 | $18,900,587 | $18,131,843 | $29,082,328 | $40,420,969 | $40,434,801 | $24,203,145 |
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