How much did gas cost in 2017?

January 2017 $2.35 per gallon February 2017 $2.30 per gallon March 2017 $2.32 per gallon April 2017 $2.42 per gallon May 2017 $2.39 per gallon June 2017 $2.34 per gallon July 2017 $2.28 per gallon August 2017 $2.37 per gallon September 2017 $2.63 per gallon October 2017 $2.48 per gallon November 2017 $2.55 per gallon December 2017 $2.46 per gallon