Commodity20052006200720082009
Electrical insulators, of glass$27,659$501,951$33,512$417$150,801
Electrical insulators, of ceramics$584,256$221,749$632,364$426,246$618,616
Electrical insulators of any mat. other than glass & ceramics$583,871$327,799$616,235$496,036$308,546
Total$1,195,786$1,051,499$1,282,111$922,699$1,077,963