Thanks.
Here is some hard data:
The state and federal government taxes gas at 32.4 cents to 70.3 cents a gallon.
This does not include crude oil import taxes or taxes passed on from the refineries.
http://www.api.org/statistics/fueltaxes/
http://www.api.org/statistics/fueltaxes/upload/GASOLINE_TAX_MAP_MAY2011.pdf