Gasoline prices in Rhode Island inched up another penny to average $3.609 a gallon as of yesterday, setting another record.

A survey of local dealers by the state’s Office of Energy Resources found the prices ranged from $3.549 a gallon to $3.699 a gallon.

Since March 31, prices have risen by 40 cents a gallon, with the average now 71 cents a gallon higher than a year ago.

Nationally, the average price for regular gasoline rose about 15 cents in the last two weeks, according to the Lundberg Survey of 7,000 stations nationwide. The average price of self-serve regular gasoline on Friday was $3.62 a gallon. Mid-grade was at $3.74 and premium was $3.85.

Of the cities surveyed, the cheapest price was in Cheyenne, Wyo., where a gallon of regular cost $3.39, on average. The highest average was in San Francisco at $3.95. Across California, the statewide average for a gallon of regular was $3.90, mid-grade was at $4.01 and premium at $4.11.

The Rhode Island Office of Energy Resources survey also reported that diesel fuel was selling at $4.429 a gallon.

The price of home-heating oil averaged $3.989 a gallon, and ranged from a high of $4.349 to a low of $3.709 a gallon.