Commodity2005200620072008200920102011
Producer gas/water gas generators, with/without their purifiers; acetylene ...$238,853$214,697$351,126$2,135,882$559,978$566,726$209,745
Parts of the producer gas/water gas generators/acetylene gas & sim. water p ...$112,346$1,278,500$193,366$276,092$414,260$379,918$247,940
Total$351,199$1,493,197$544,492$2,411,974$974,238$946,644$457,685