Commodity2005200620072008200920102011
Multiple-walled insulating units of glass$227,054$827,638$2,090,511$3,944,962$2,692,145$2,666,574$3,212,673
Total$227,054$827,638$2,090,511$3,944,962$2,692,145$2,666,574$3,212,673