|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Multiple-walled insulating units of glass | $4,618,378 | $7,570,586 | $10,339,201 | $13,331,780 | $12,393,700 | $13,066,104 | $16,084,518 |
| Total | $4,618,378 | $7,570,586 | $10,339,201 | $13,331,780 | $12,393,700 | $13,066,104 | $16,084,518 |
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