In Pennsylvania its about $2.85 currently.
In the UK the cost averages £1.20 per litre £5.52 UK pound per gallon or $8.38 US dollars a gallon -
The average cost for a gallon of regular gasoline in 1995 was: $1.15 (about $1.65 in 2010 dollars).
As of the end of May 2010, the national average price of a gallon of regular gasoline is $2.786 per gallon.
The national average for a gallon of regular gasoline in February 2010 was: $2.659
About $2.80 per gallon in the US as of June 1, 2010.
The average cost for a gallon or regular gasoline in 1990 was: $1.15 (about $1.92 in 2010 dollars).
The average cost for a gallon of regular gasoline in 2006 was: $2.59 (about $2.80 in 2010 dollars).
The average cost for a gallon of regular gasoline in 2000 was: $1.51 (about $1.91 in 2010 dollars).
The average cost for a gallon of regular gasoline in 2000 was: $1.51 (about $1.91 in 2010 dollars).
The average cost for a gallon of regular gasoline in 1996 was: $1.23 (about $1.71 in 2010 dollars).
The average cost for a gallon of regular gasoline in 1996 was: $1.23 (about $1.71 in 2010 dollars).
The average cost for a gallon or regular gasoline in 1950 was: .27 cents (about $2.44 in 2010 dollars)
The US average in 2010 was $2.79 per gallon. That would be about $3.00 per gallon in today's dollars (2014).