Commodity2005200720102011
Carbides, of calcium, whether or not chemically defined$58,836$46,212$133,862$151,020
Carbides, of silicon, whether or not chemically defined  $5,256 
Carbides other than of carbon/silicon, whether or not chemically defined$5,242$47,715$30,607$31,551
Total$64,078$93,927$169,725$182,571