Commodity200520062007200820092010
Carbon (carbon blacks & oth. forms of carbon, n.e.s.)$46,530,609$65,409,174$73,206,247$55,464,988$33,506,251$45,435,427
Total$46,530,609$65,409,174$73,206,247$55,464,988$33,506,251$45,435,427