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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Refractory cements, mortars, concretes & sim. compositions, other than prod ... | $2,647,842 | $3,404,573 | $3,977,442 | $4,466,287 | $1,783,679 | $3,109,371 | $3,180,720 |
| Total | $2,647,842 | $3,404,573 | $3,977,442 | $4,466,287 | $1,783,679 | $3,109,371 | $3,180,720 |
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