DEARBORN, MI (AP)-- AAA Michigan says gasoline prices in the state dropped about 9 cents in the last week.
The auto club says that the average price of a gallon of self-serve regular unleaded gasoline was $3.50 on Sunday. That's about 7 cents less than one year ago.
Dearborn-based AAA Michigan surveys fuel costs at 2,800 Michigan gas stations daily.
It says the cheapest price was $3.41 a gallon in the Lansing-East Lansing area and the most expensive was $3.61 in the Marquette area.