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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Refractory cements, mortars, concretes & sim. compositions, other than prod ... | $76,760 | $47,837 | $81,582 | $167,047 | $2,426,409 | $2,123,401 | $2,747,075 |
| Total | $76,760 | $47,837 | $81,582 | $167,047 | $2,426,409 | $2,123,401 | $2,747,075 |
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