Commodity2005200620072008200920102011
Producer gas/water gas generators, with/without their purifiers; acetylene ...$427,545$300,579$756,104$11,307$94,108$662,679$416,580
Parts of the producer gas/water gas generators/acetylene gas & sim. water p ...$155,960$87,128$480,042$488,966$18,953$18,784$114,509
Total$583,505$387,707$1,236,146$500,273$113,061$681,463$531,089