Commodity2005200620072008200920102011
Carbon (carbon blacks & oth. forms of carbon, n.e.s.)$76,729,972$81,755,104$100,529,829$114,990,620$96,279,963$144,746,378$156,338,739
Total$76,729,972$81,755,104$100,529,829$114,990,620$96,279,963$144,746,378$156,338,739