Commodity2005200620072008200920102011
Carbon (carbon blacks & oth. forms of carbon, n.e.s.)$109,807,756$132,439,105$148,237,610$174,142,590$128,273,947$177,576,936$201,462,200
Total$109,807,756$132,439,105$148,237,610$174,142,590$128,273,947$177,576,936$201,462,200