|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Furnace burners for liquid fuel | | $361 | $65,138 | $279 |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | $820 | | $12,003 | $6,782 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | $291 | $104 | $275 | |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $45,033 | $79,647 | $42,654 | $441 |
| Total | $46,144 | $80,112 | $120,070 | $7,502 |
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