Commodity2005200620072008200920102011
Pitch, obt. from coal tar/oth. min. tars$4,459,292$1,367,358$6,978,938$3,510,770$2,092,190$6,154,168$4,297,573
Total$4,459,292$1,367,358$6,978,938$3,510,770$2,092,190$6,154,168$4,297,573