|
| Commodity | 2006 | 2008 | 2009 | 2010 | 2011 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | | $19,200 | $89,749 | $2,346 | $26,977 |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | $1,799 | $1,583 | | $151,116 | |
| Total | $1,799 | $20,783 | $89,749 | $153,462 | $26,977 |
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