Commodity2005200620072008200920102011
Furnace burners for liquid fuel$839,347$1,053,137$685,368$963,319$726,045$590,688$441,887
Furnace burners other than those for liquid fuel, incl. combination burners ...$601,379$530,602$436,498$1,167,215$1,147,846$487,670$306,848
Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ...$12,894$9,932$24,977$181,875$96,985$129,670$49,606
Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ...$516,582$151,419$342,865$787,363$281,336$423,173$528,689
Total$1,970,202$1,745,090$1,489,708$3,099,772$2,252,212$1,631,201$1,327,030