AAA Michigan said Monday that gasoline prices are down about 16 cents per gallon during the past week to a statewide average of $3.40.
The auto club said the average is about 27 cents per gallon higher than last year at this time.
Of the cities it surveys, AAA Michigan says the cheapest price for self-serve unleaded fuel is in the Saginaw and Bay City areas, where it's $3.32 a gallon. The highest average can be found in the Marquette area at $3.55.
Dearborn-based AAA Michigan surveys 2,800 Michigan gas stations daily.
AAA Daily Fuel Gauge Report: http://www.fuelgaugereport.com