Tampa Bay residents commuting with electric cars save an average of $115.38 compared to those with gas-fueled cars, according to a study by Crescent Electric Supply Co. That puts the bay area at No. 3 for electric savings compared to other metro areas in the state, and No. 40 for metro areas nationally.Tampa Bay residents, the study said, commute an average of 8.5 miles per day. While gas currently costs an average of $2.70 per gallon in the area, Crescent Electric estimates that electricity for the area is just 11 cents per kilowatt hour, making the average annual gas car commute $201.37 and the average annual electric car commute $85.99. Residents in the Miami metro area could save an average of $136.64 annually, the highest in the state, followed by $124.68 in Orlando and $115.05 in Jacksonville.MORE: Get more business news here Contact Malena Carollo at [email protected] or (727) 892-2249. Follow @malenacarollo.