How much did gas cost in 2021?

January 2021 $2.33 per gallon February 2021 $2.50 per gallon March 2021 $2.79 per gallon April 2021 $2.84 per gallon May 2021 $2.97 per gallon June 2021 $3.15 per gallon July 2021 $3.23 per gallon August 2021 $3.26 per gallon September 2021 $3.27 per gallon October 2021 $3.39 per gallon November 2021 $3.48 per gallon December 2021 $3.41 per gallon