Commodity2005200620072008
Carbon electrodes, of a kind used for furnaces $203$174$56
Carbon electrodes, other than of a kind used for furnaces$1,045$610$900$10,245
Carbon brushes$15,262$17,079$9,236$18,028
Lamp carbons, battery carbons & oth. arts. of graphite/oth. carbon, with/wi ...$2,023$1,300$503$386
Total$18,330$19,192$10,813$28,715