Commodity2005200620072008200920102011
Electrical insulators, of glass$343,910$647,450$521,797$281,871$322,537$132,427$12,663
Electrical insulators, of ceramics$42,954$119,595$262,470$515,108$291,807$172,270$149,205
Electrical insulators of any mat. other than glass & ceramics$1,230,067$1,442,141$2,376,497$3,043,050$2,107,461$1,790,826$1,351,949
Total$1,616,931$2,209,186$3,160,764$3,840,029$2,721,805$2,095,523$1,513,817