Average retail gasoline prices in Minnesota have risen 3.4 cents in the past week, averaging $3.23 per gallon Sunday, according to GasBuddy’s daily survey of 2,856 gas outlets in Minnesota. This compares with the national average that has not moved in the last week to $3.27 per gallon, according to gasoline price website MinnesotaGasPrices.com.

No local gas prices were listed on the site.

Including the change in gas prices in Minnesota during the past week, prices Sunday were 3.5 cents per gallon lower compared to the same day one year ago and are 7.1 cents per gallon higher than a month ago. The national average has decreased 1.6 cents during the last month and stands 4.4 cents per gallon lower than this day one year ago.

GasBuddy operates MinnesotaGasPrices.com and over 250 similar websites that track gasoline prices at more than 140,000 gasoline stations in the United States and Canada.