|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Furnace burners for liquid fuel | | $537,829 | $117,981 | | | |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | | $27,631,249 | $200,197 | $1,541 | | |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | | | | | | $1,308 |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $81,887 | $5,215 | | $2,807 | $60,198 | $80,292 |
| Total | $81,887 | $28,174,293 | $318,178 | $4,348 | $60,198 | $81,600 |
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