Commodity2005200620072008
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ...$7,463$741 $201
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ...$21,131$805$5,031 
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ...  $43,772$14,591
Electric generating sets with spark-ignition int. comb. piston engines$556$3,704 $30,691
Total$29,150$5,250$48,803$45,483