Commodity2005200620072008200920102011
Electrical insulators, of glass$2,240,946$3,752,034$7,663,224$9,609,789$4,644,332$3,561,298$4,514,559
Electrical insulators, of ceramics$10,673,667$14,116,454$19,466,623$22,517,444$28,617,223$25,417,446$35,245,805
Electrical insulators of any mat. other than glass & ceramics$3,659,326$6,185,696$11,729,236$13,606,883$9,864,792$12,240,937$32,747,368
Total$16,573,939$24,054,184$38,859,083$45,734,116$43,126,347$41,219,681$72,507,732