Average gasoline prices in Nebraska have fallen 1.9 cents per gallon in the last week, averaging $3.31/g today, according to Gas-Buddy’s survey of 1,150 stations in Nebraska. Prices in Nebraska are 1 cent per gallon higher than a month ago and stand 4.6 cents per gallon lower than a year ago. The national average price of diesel has dropped 3.4 cents in the last week and stands at $3.94 per…