Commodity200520062007200820092010
Pitch, obt. from coal tar/oth. min. tars$4,572,274$3,940,240$9,421,238$8,585,259$5,536,207$5,290,739
Total$4,572,274$3,940,240$9,421,238$8,585,259$5,536,207$5,290,739