|
| Commodity | 2005 | 2007 | 2008 |
| Furnace burners for liquid fuel | $1,024,582 | $652,282 | $3,326,425 |
| Furnace burners other than those for liquid fuel, incl. combination burners ... | $2,179,044 | $2,690,477 | $9,505,453 |
| Mechanical stokers (incl. their mech. grates), mech. ash dischargers & sim. ... | $74,546 | $53,656 | $264,095 |
| Parts of the furnace burners, mech. stokers & mech. ash dischargers & sim. ... | $2,342,599 | $11,096,435 | $7,135,202 |
| Total | $5,620,771 | $14,492,850 | $20,231,175 |
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