|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Furnace burners for liquid fuel | | | $20 | | | |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | $3,065 | $4,400 | $8,850 | $3,064 | $1,159 | $975 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | | | | | | $400 |
| Total | $3,065 | $4,400 | $8,870 | $3,064 | $1,159 | $1,375 |
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