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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Refractory cements, mortars, concretes & sim. compositions, other than prod ... | $2,087,291 | $1,454,126 | $1,476,789 | $1,549,550 | $913,075 | $2,303,013 | $533,816 |
| Total | $2,087,291 | $1,454,126 | $1,476,789 | $1,549,550 | $913,075 | $2,303,013 | $533,816 |
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