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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Multiple-walled insulating units of glass | $6,798,890 | $7,080,692 | $9,880,514 | $11,326,212 | $15,020,011 | $17,303,559 | $21,109,574 |
| Total | $6,798,890 | $7,080,692 | $9,880,514 | $11,326,212 | $15,020,011 | $17,303,559 | $21,109,574 |
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