|
| Commodity | 2008 | 2009 | 2010 |
| Furnace burners for liquid fuel | $3,087 | $437 | $1,848 |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | $2,932 | $1,839 | $5,690 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | $1,224 | | |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $2,203 | $276 | $165 |
| Total | $9,446 | $2,552 | $7,703 |
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