Commodity20052006200720082009
Electrical insulators, of glass$2,889   $10,481
Electrical insulators, of ceramics$59$36,782$1,022  
Electrical insulators of any mat. other than glass & ceramics$8,052$17,736$49,212$7,344$1,146
Total$11,000$54,518$50,234$7,344$11,627