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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cast arts. of non-malleable cast iron, n.e.s. | | $6,000 | $164,000 | $781,000 | $1,672,000 | $3,523,000 | $3,794,000 |
| Grinding balls & sim. cast arts. for mills, of iron/steel | | | | $76,000 | $153,000 | $77,000 | $1,781,000 |
| Cast arts. of iron (excl. non-malleable cast iron)/steel, n.e.s. | $312,000 | $286,000 | $1,499,000 | $5,510,000 | $5,604,000 | $8,476,000 | $13,808,000 |
| Total | $312,000 | $292,000 | $1,663,000 | $6,367,000 | $7,429,000 | $12,076,000 | $19,383,000 |
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