|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | $831,098 | $4,142,257 | | $550,110 | $99 |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | $2,875,259 | $208,325 | $1,564,792 | $58,887 | $523,034 |
| Total | $3,706,357 | $4,350,582 | $1,564,792 | $608,997 | $523,133 |
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