Commodity2005200720082009
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ...$456,099$976,367$2,691,602$1,356,578
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ... $413,730$650,558$455,507
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ... $290,210$711,915 
Electric generating sets with spark-ignition int. comb. piston engines$34,449$20,256$118,433$147,561
Electric rotary converters $208 $1,782
Total$490,548$1,700,771$4,172,508$1,961,428