LANSING, Mich. (Great Lakes News) – Prices at gas pumps in Michigan have dropped three cents in the last week, but fills ups are still costing drivers $1.09 more per gallon than this time last year.

AAA reports the average price is now $3.21 per gallon for regular unleaded. Gas stations in Detroit, Ann Arbor and Marquette charged the highest prices. Traverse City, Flint and Grand Rapids saw the lowest prices.

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Ongoing high crude oil prices will keep gas prices elevated for the foreseeable future, reports AAA.