yo-yo prices on the hi-way the last couple days, Sunoco was $3.75, went down to $3.74 then up to $3.81, the twin Gulf stations ( 1 on both sides of the divided hi-way, same owner) was $3.84 and went to $3.89, Mobil went down a nickel, $3.89-$3.84 and dropped the plastic price a dime, to $3.89,truck stop went up a nickel to $3.85