Commodity2005200620072008200920102011
Electrical insulators, of glass$607,764$533,756$702,749$2,333,358$552,851$500,715$3,698,684
Electrical insulators, of ceramics$9,741,452$10,403,111$13,219,418$26,327,898$20,917,999$18,911,626$40,082,893
Electrical insulators of any mat. other than glass & ceramics$4,433,811$3,775,970$5,606,376$16,019,358$15,874,481$19,300,899$13,058,373
Total$14,783,027$14,712,837$19,528,543$44,680,614$37,345,331$38,713,240$56,839,950