|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | $20,690 | $2,684 | $23,140 | $19,478 | |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | | | | $37,152 | $4,960 |
| Total | $20,690 | $2,684 | $23,140 | $56,630 | $4,960 |
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