|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Producer gas/water gas generators, with/without their purifiers; acetylene ... | $2,705,148 | $4,955,489 | $1,639,279 | $3,359,012 | $2,217,106 | $1,987,831 | $910,597 |
| Parts of the producer gas/water gas generators/acetylene gas & sim. water p ... | $1,123,655 | $311,609 | $2,484,519 | $1,671,484 | $1,909,975 | $1,056,094 | $541,824 |
| Total | $3,828,803 | $5,267,098 | $4,123,798 | $5,030,496 | $4,127,081 | $3,043,925 | $1,452,421 |
|
|
