The Lundberg Survey says the average price of gasoline across the country dropped about eleven cents over the last two weeks.

Analyst Trilby Lundberg says regular gas dropped to three dollars a gallon. It peaked in May at $3.18. Mid-grade averaged $3.11, and premium was $3.22.

The lowest price was in Jackson, Mississippi, 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.

(Copyright 2007 by The Associated Press. All Rights Reserved.)