|
| Commodity | 2005 | 2008 | 2009 | 2010 | 2011 |
| Furnace burners for liquid fuel | | $381 | | $320 | |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | | | | | $2,468 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | | | | | $402 |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $115 | $8,317 | $38,097 | $8,147 | |
| Total | $115 | $8,698 | $38,097 | $8,467 | $2,870 |
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