Commodity2005200620072008200920102011
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ... $12,884$21,175$11,431$6,310  
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ... $23,980   $13,276 
Electric generating sets with C-I int. comb. piston engines (diesel/semi-di ... $189,261     
Electric generating sets with spark-ignition int. comb. piston engines$6,235$1,788$1,499 $142 $2,093
Total$6,235$227,913$22,674$11,431$6,452$13,276$2,093