Commodity2005200620072008200920102011
Producer gas/water gas generators, with/without their purifiers; acetylene ...$15,639,967$14,302,182$24,344,327$41,811,291$23,764,405$19,774,652$37,465,982
Parts of the producer gas/water gas generators/acetylene gas & sim. water p ...$2,962,654$8,719,210$11,184,799$16,962,162$11,219,203$7,409,942$5,279,108
Total$18,602,621$23,021,392$35,529,126$58,773,453$34,983,608$27,184,594$42,745,090