Commodity2005200620072008200920102011
Electrical insulators, of glass$22,848$6,473$30,923$364,284$245,968$218,302$6,421
Electrical insulators, of ceramics$73,620$548,058$44,090$1,055,844$186,625$46,100$16,083
Electrical insulators of any mat. other than glass & ceramics$1,619,537$1,605,213$3,260,997$2,699,144$1,051,086$3,309,376$252,159
Total$1,716,005$2,159,744$3,336,010$4,119,272$1,483,679$3,573,778$274,663