CAMARILLO, Calif. (AP) — The average price of gasoline across the country dropped about 11 cents over the last two weeks, according to a national survey released Sunday.

Regular gasoline, which peaked at $3.18 in May, dropped to $3 a gallon, oil industry analyst Trilby Lundberg said. Mid-grade averaged $3.11, and premium was $3.22.

The lowest price was in Jackson where a gallon of regular cost $2.75. The highest average price was in Chicago at $3.39, according to the Lundberg Survey of 7,000 stations nationwide.