Commodity2005200620072008200920102011
Carbon (carbon blacks & oth. forms of carbon, n.e.s.)$48,533,012$52,671,547$64,560,512$107,570,964$125,348,439$146,458,677$210,901,456
Total$48,533,012$52,671,547$64,560,512$107,570,964$125,348,439$146,458,677$210,901,456