Commodity2005200620072008200920102011
Producer gas/water gas generators, with/without their purifiers; acetylene ...$59,788,952$56,339,743$62,671,294$67,031,766$79,627,021$65,358,497$92,787,533
Parts of the producer gas/water gas generators/acetylene gas & sim. water p ...$12,933,917$13,325,340$22,573,571$33,906,318$51,918,436$63,156,370$67,504,239
Total$72,722,869$69,665,083$85,244,865$100,938,084$131,545,457$128,514,867$160,291,772