Commodity2005200620072008200920102011
Multiple-walled insulating units of glass$1,094,403$3,212,506$1,674,671$1,855,048$1,737,453$1,147,904$1,168,377
Total$1,094,403$3,212,506$1,674,671$1,855,048$1,737,453$1,147,904$1,168,377