Commodity200520062007200820092010
Carbides, of calcium, whether or not chemically defined$3,654,728$3,490,100$4,354,790$195,734$82,140$5,313,607
Carbides, of silicon, whether or not chemically defined$31,877$45,836$106,527   
Carbides other than of carbon/silicon, whether or not chemically defined$413,700$325,996$452,895  $400,534
Total$4,100,305$3,861,932$4,914,212$195,734$82,140$5,714,141