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All energy prices vary from month to month and year to year. However, when comparing the national average retail price for a gallon of regular gasoline and a kilowatt-hour (kWh) for residential electricity, the pricing for gasoline is far more volatile. In the two year period shown in the figure below, electricity prices varied by approximately 11% from 11.06 cents to 12.33 cents per kWh. For the same period, gasoline prices varied by approximately 40% from $2.80 to $3.91 dollars per gallon.

National Average Retail Price for Regular Gasoline and Residential Electricity,
October 2010 – October 2012
Graph showing dollar per gallon for gasoline and the cents per kWh for electricy from October 2010 to October 2012. See table below for more detailed information.

 

Supporting Information

National Average Retail Price for a Gallon of Regular Gasoline and a kWh of Residential Electricity
Date Gasoline
(Dollars per gallon)
Electricity
(Cents per kWh)
Oct-10 2.80 11.86
Nov-10 2.86 11.62
Dec-10 2.99 11.06
Jan-11 3.10 10.87
Feb-11 3.21 11.06
Mar-11 3.56 11.52
Apr-11 3.80 11.67
May-11 3.91 11.93
Jun-11 3.68 11.97
Jul-11 3.65 12.09
Aug-11 3.64 12.09
Sep-11 3.61 12.17
Oct-11 3.45 12.08
Nov-11 3.38 11.78
Dec-11 3.27 11.40
Jan-12 3.38 11.39
Feb-12 3.58 11.52
Mar-12 3.85 11.72
Apr-12 3.90 11.91
May-12 3.73 11.94
Jun-12 3.54 12.09
Jul-12 3.44 12.00
Aug-12 3.72 12.17
Sep-12 3.85 12.33
Oct-12 3.75 12.03
Source: U.S. Energy Information Administration, Average Retail Price of Electricity to Ultimate Customers, U.S. Monthly Retail Gasoline Prices

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