Registering a historic record for gasoline prices in the United States on the day of the midterm elections Coinciding with the US midterm elections on November 3, the average price of a liter of regular gasoline in this country reached about $4.15; this number, according to data from the American Automobile Association (AAA), is the highest average recorded on election day since 2000. Also, the average price of each liter of premium gasoline reached about $5.05. However, regular gas prices fell on Election Day compared to the previous week.