CAMARILLO, Calif. — The average price of U.S. gasoline fell 22 cents a gallon during the past two weeks, bringing it to its lowest level in nearly five years, a national survey released Sunday reports.

The average price of regular gasoline Friday was $1.75 a gallon, oil industry analyst Trilby Lundberg said. The price of midgrade was $1.90 a gallon and the price of premium was $2.02 a gallon.

The last time gas was cheaper was on March 2004, Lundberg said, when the national average for regular was $1.74 a gallon. The all-time high was on July 11, 2008, when the price peaked at $4.11 a gallon.

Of cities surveyed, the nation's lowest price was $1.46 in Cheyenne, Wyo. The highest was $2.54 in Anchorage, Alaska.

PITTSBURGH — Union employees of Pittsburgh's main transit agency have approved a new four-year contract, preventing a system shutdown that would have affected 230,000 riders.The deal cuts long-term benefit costs for the financially strapped Port Authority of Allegheny County. It must still be approved by the authority's board on Dec. 15.The agreement requires workers to pay more for health care and pension benefits. But it also gives them annual wage increases of 3 percent, except for a 2 percent raise in the second year.