Commodity2005200620072010
Compounds cont. an unfused thiazole ring (whether or not hydrogenated) in t ...$159,356$48,501$18,007$412,801
Compounds cont. in the structure a benzothiazole ring-system (whether or no ...$241,454$218,363$215,123$200,267
Compounds cont. in the structure a phenothiazine ring-system (whether or no ...$5,269$73,773$37,367 
Total$406,079$340,637$270,497$613,068