AAA Michigan says gasoline prices in the state rose about 8 cents in the last week.
The auto club says that the average price of a gallon of self-serve regular unleaded gasoline was $3.59 on Monday. That's about 15 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 $3.48 a gallon in the Traverse City area, and the most expensive was $3.62 in the Saginaw/Bay City/Midland and Flint areas.