|
| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | $4,000 | $1,000 | $250 | $2,400 | $41,194 | $28,000 |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | $17,000 | $2,955 | | $2,235 | $150 | $3,595 |
| Total | $21,000 | $3,955 | $250 | $4,635 | $41,344 | $31,595 |
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