Commodity2005200620072008200920102011
Carbides, of calcium, whether or not chemically defined$115,440$130,590$134,633$227,900$267,181$104,185$293,000
Carbides, of silicon, whether or not chemically defined $793  $5,248$3,096 
Carbides other than of carbon/silicon, whether or not chemically defined$36$2,253$465$2,851$8,067$326$6,000
Total$115,476$133,636$135,098$230,751$280,496$107,607$299,000