Commodity2005200620072008200920102011
Carbides, of calcium, whether or not chemically defined$1,828,069$1,826,978$3,247,822$3,844,634$3,051,440$2,498,971$3,996,064
Carbides, of silicon, whether or not chemically defined$747,527$471,536$305,862$676,275$1,153,584$316,292$330,705
Carbides other than of carbon/silicon, whether or not chemically defined$132,611$57,638$23,495  $33,271$53,248
Total$2,708,207$2,356,152$3,577,179$4,520,909$4,205,024$2,848,534$4,380,017