Commodity200520062007200820092010
Furnace burners for liquid fuel$12,234$7,018$4,718$12,252$69$26,861
Furnace burners other than those for liquid fuel, incl. combination burners ...$28,208$14,136$31,022$16,202$9,545$4,463
Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ...$241 $1,980$8,204 $204,730
Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ...$7,139$1,134$19,403$5,515$17,381$67,609
Total$47,822$22,288$57,123$42,173$26,995$303,663