Commodity2005200620072008200920102011
Carbides, of calcium, whether or not chemically defined$129,945$133,041$210,954$233,285$243,364$113,333$343,241
Carbides, of silicon, whether or not chemically defined$11,632$4,933$13,315$5,147$5,819$11,935$12,741
Carbides other than of carbon/silicon, whether or not chemically defined $13,652$815$1,323 $92 
Total$141,577$151,626$225,084$239,755$249,183$125,360$355,982