Commodity2005200620072008200920102011
Carbon (carbon blacks & oth. forms of carbon, n.e.s.)$11,872,097$13,779,178$13,027,888$19,551,801$11,082,832$16,589,754$20,355,898
Total$11,872,097$13,779,178$13,027,888$19,551,801$11,082,832$16,589,754$20,355,898