Commodity2005200620072008200920102011
Electrical insulators, of glass$1,286$1,097$2,713$3,265$2,975$2,125,146$1,625
Electrical insulators, of ceramics$38,778$75,984$35,581$237,684$121,147$314,502$150,097
Electrical insulators of any mat. other than glass & ceramics$2,353,694$2,917,786$3,875,093$4,096,214$3,444,211$3,574,980$3,643,775
Total$2,393,758$2,994,867$3,913,387$4,337,163$3,568,333$6,014,628$3,795,497