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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cast arts. of non-malleable cast iron, n.e.s. | $55,720,906 | $55,027,964 | $82,874,903 | $109,078,368 | $51,830,965 | $70,545,365 | $111,690,340 |
| Grinding balls & sim. cast arts. for mills, of iron/steel | $22,850,800 | $21,788,740 | $30,042,977 | $38,627,153 | $41,347,685 | $69,115,011 | $116,779,406 |
| Cast arts. of iron (excl. non-malleable cast iron)/steel, n.e.s. | $296,209,469 | $345,832,220 | $427,600,391 | $560,594,870 | $350,763,165 | $465,607,034 | $754,670,012 |
| Total | $374,781,175 | $422,648,924 | $540,518,271 | $708,300,391 | $443,941,815 | $605,267,410 | $983,139,758 |
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