|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | $242,185 | $177,789 | $1,132,786 | $1,166,126 | $910,845 | $75,707 |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | $4,314 | $16,448 | $58,077 | $22,269 | $52,124 | $68,297 |
| Total | $246,499 | $194,237 | $1,190,863 | $1,188,395 | $962,969 | $144,004 |
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