|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | $24,359 | $13,465 | $145,674 | $117,072 | $33,162 | $55,962 | $165,966 |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | $4,879 | $19,278 | $4,395 | $1,707 | $3,074 | $1,631 | $17,630 |
| Total | $29,238 | $32,743 | $150,069 | $118,779 | $36,236 | $57,593 | $183,596 |
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