Commodity20052006200720082011
Furnace burners for liquid fuel$114    
Furnace burners other than those for liquid fuel, incl. combination burners ...$6,680$19$290,502$1,334 
Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ...    $5,908
Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... $191   
Total$6,794$210$290,502$1,334$5,908