4.00
As of August 2014, the cost for a gallon of fluorine is $25,600. Fluorine is not generally available for purchase by the public.
The US average in 2000 was $1.51 per gallon. That would be about $2.06 per gallon in today's dollars (2014).
The US average in 1998 was $1.06 per gallon. That would be about $1.53 per gallon in today's dollars (2014).
The US average in 2000 was $1.51 per gallon. That would be about $2.06 per gallon in today's dollars (2014).
The US average in 1996 was $1.23 per gallon. That would be about $1.84 per gallon in today's dollars (2014).
The US average in 2001 was $1.46 per gallon. That would be about $1.94 per gallon in today's dollars (2014).
The US average in 2009 was $2.35 per gallon. That would be about $2.57 per gallon in today's dollars (2014).
The US average in 2010 was $2.79 per gallon. That would be about $3.00 per gallon in today's dollars (2014).
The US average in 2004 was $1.88 per gallon. That would be about $2.34 per gallon in today's dollars (2014).
The US average in 2010 was $1.51 per gallon. That would be about $2.06 per gallon in today's dollars (2014).
The US average in 1985 was $1.13 per gallon. That would be about $2.47 per gallon in today's dollars (2014).