|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Furnace burners for liquid fuel | $324,129 | $505,439 | $476,965 | $327,070 | $394,356 |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | $1,164 | $896 | $2,023 | $2,809 | $11,771 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | $968 | $2,757 | | $9,823 | $878 |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $134,680 | $198,779 | $311,386 | $323,894 | $280,736 |
| Total | $460,941 | $707,871 | $790,374 | $663,596 | $687,741 |
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