|
| Commodity | 2005 | 2006 | 2007 |
| Furnace burners for liquid fuel | $84,963 | $114,247 | $93,781 |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | $18,340 | $69,916 | $36,156 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | | | $1,631 |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $31,969 | $48,612 | $49,951 |
| Total | $135,272 | $232,775 | $181,519 |
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